{"product_id":"whisperkool-4000-8000-ducted-airflow-kit-2-duct-plenums-03-ducted-kit-lrg","title":"WhisperKOOL 4000\/8000 Ducted Airflow Kit – 2 Duct Plenums","description":"\u003csection class=\"wca-accessory-page\"\u003e\u003cheader class=\"wca-accessory-header\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eWhisperKOOL Blow-Through Accessory\u003c\/span\u003e\n\u003ch2 id=\"product-overview-heading\"\u003eWhisperKOOL 4000\/8000 Ducted Airflow Kit – 2 Duct Plenums\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eImportant Note:\u003c\/strong\u003e This Add-on Accessory cannot be purchase without the Main Unit.\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"wca-accessory-intro\"\u003eThe \u003cstrong\u003eWhisperKOOL 4000\/8000 Ducted Airflow Kit\u003c\/strong\u003e, model \u003cstrong\u003e03-DUCTED-KIT-LRG\u003c\/strong\u003e, is an airflow configuration accessory designed for compatible WhisperKOOL Blow-Through 4000 and Blow-Through 8000 evaporators.\u003c\/p\u003e\n\u003cp\u003eThis kit includes \u003cstrong\u003etwo duct plenums\u003c\/strong\u003e: one for the conditioned-air supply side and one for the cellar-air return side. The plenums allow both airflow paths to connect to properly designed ductwork, supporting concealed or remote evaporator placement while delivering conditioned air to the wine cellar through supply and return registers.\u003c\/p\u003e\n\u003cp\u003eChoose this kit when both the supply and return sides of the compatible Blow-Through evaporator will be ducted. It is suitable for installations where the evaporator is positioned in an adjacent mechanical room, ceiling cavity, soffit, attic, cabinetry enclosure, or another concealed space.\u003c\/p\u003e\n\u003cdiv class=\"wca-stats\"\u003e\n\u003cdiv class=\"wca-stat\"\u003e\n\u003cdiv class=\"wca-stat-num\"\u003e2\u003c\/div\u003e\n\u003cdiv class=\"wca-stat-lab\"\u003eDuct plenums\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wca-stat\"\u003e\n\u003cdiv class=\"wca-stat-num\"\u003e4000 \/ 8000\u003c\/div\u003e\n\u003cdiv class=\"wca-stat-lab\"\u003eCompatible evaporators\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wca-stat\"\u003e\n\u003cdiv class=\"wca-stat-num\"\u003e2\u003c\/div\u003e\n\u003cdiv class=\"wca-stat-lab\"\u003eDucted airflow paths\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wca-important-notice\"\u003e\n\u003cstrong\u003eAccessory only:\u003c\/strong\u003e This kit includes two duct plenums. The cooling system, ductwork, insulation, registers, refrigerant piping, controls, drainage materials, electrical work, and installation labor are sold separately.\u003c\/div\u003e\n\u003c\/header\u003e\n\u003csection class=\"quick-answer wca-summary\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eAccessory Summary\u003c\/span\u003e\n\u003ch2 id=\"quick-answer-heading\"\u003eQuick Answer\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e03-DUCTED-KIT-LRG\u003c\/strong\u003e configures a compatible WhisperKOOL Blow-Through 4000 or 8000 evaporator for fully ducted cellar-side airflow. It includes two duct plenums for connecting the evaporator’s supply and return sides to separate duct runs.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"quick-facts\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eAt a Glance\u003c\/span\u003e\n\u003ch2 id=\"quick-facts-heading\"\u003eProduct at a Glance\u003c\/h2\u003e\n\u003cdiv class=\"wca-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003eDucted airflow configuration kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel number\u003c\/th\u003e\n\u003ctd\u003e03-DUCTED-KIT-LRG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eIncluded components\u003c\/th\u003e\n\u003ctd\u003e2 duct plenums\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAirflow configuration\u003c\/th\u003e\n\u003ctd\u003eFully ducted supply and return airflow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePrimary compatibility\u003c\/th\u003e\n\u003ctd\u003eWhisperKOOL Blow-Through 4000 and Blow-Through 8000 evaporators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDuctwork required\u003c\/th\u003e\n\u003ctd\u003eYes, for both supply and return airflow paths\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCooling system included\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eElectrical connection required\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"key-features\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eKey Benefits\u003c\/span\u003e\n\u003ch2 id=\"key-features-heading\"\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eTwo-Plenum Airflow Configuration\u003c\/h3\u003e\n\u003cp\u003eThe kit includes one duct plenum for conditioned-air supply and one duct plenum for cellar-air return, creating a complete ducted airflow path between the evaporator and wine cellar.\u003c\/p\u003e\n\u003ch3\u003eSupports Concealed Evaporator Placement\u003c\/h3\u003e\n\u003cp\u003eFully ducted airflow allows the evaporator to be positioned away from the visible cellar, subject to approved installation, airflow, ducting, ambient-condition, drainage, and service-access requirements.\u003c\/p\u003e\n\u003ch3\u003eCompatible with Larger Blow-Through Evaporators\u003c\/h3\u003e\n\u003cp\u003eModel \u003cstrong\u003e03-DUCTED-KIT-LRG\u003c\/strong\u003e is intended for compatible Blow-Through 4000 and Blow-Through 8000 evaporators. It is not the smaller ducted kit used with the Blow-Through Mini.\u003c\/p\u003e\n\u003ch3\u003eSupports Remote Supply and Return Registers\u003c\/h3\u003e\n\u003cp\u003eThe plenums allow supply and return ductwork to terminate at separate cellar registers, supporting more discreet airflow distribution and reducing the visual presence of the cooling equipment.\u003c\/p\u003e\n\u003ch3\u003ePassive Airflow Accessory\u003c\/h3\u003e\n\u003cp\u003eThe plenums do not require electrical wiring or refrigerant connections. They function as airflow connection components within the complete cooling-system installation.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"best-applications wca-highlight-section\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eBest Applications\u003c\/span\u003e\n\u003ch2 id=\"best-applications-heading\"\u003eBest Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMechanical-room evaporator installations\u003c\/li\u003e\n\u003cli\u003eAdjacent-room equipment placement\u003c\/li\u003e\n\u003cli\u003eCeiling-mounted or attic installations\u003c\/li\u003e\n\u003cli\u003eSoffit installations with remote registers\u003c\/li\u003e\n\u003cli\u003eCustom wine rooms requiring concealed cooling equipment\u003c\/li\u003e\n\u003cli\u003eGlass-enclosed wine displays\u003c\/li\u003e\n\u003cli\u003eBuilt-in wine walls\u003c\/li\u003e\n\u003cli\u003eProjects where direct evaporator airflow is not practical\u003c\/li\u003e\n\u003cli\u003eInstallations requiring separate supply and return register locations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe complete installation must provide properly designed supply and return ductwork, adequate airflow, suitable insulation, condensate management, structural support, and service access.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"configuration\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eHow It Works\u003c\/span\u003e\n\u003ch2 id=\"configuration-heading\"\u003eHow the Ducted Configuration Works\u003c\/h2\u003e\n\u003cp\u003eA fully ducted Blow-Through installation uses one plenum on each side of the evaporator:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturn-air plenum:\u003c\/strong\u003e Connects the cellar return-air duct to the evaporator so warmer cellar air can be drawn into the cooling unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply-air plenum:\u003c\/strong\u003e Connects the evaporator discharge to the supply duct so conditioned air can be delivered back into the wine cellar.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eSupply and return registers should be positioned to promote circulation throughout the cellar. The layout should help prevent conditioned air from immediately returning to the evaporator before it circulates through the conditioned space.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"comparison wca-comparison\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eConfiguration Comparison\u003c\/span\u003e\n\u003ch2 id=\"comparison-heading\"\u003eDucted vs. Ductless vs. Hybrid Airflow Kits\u003c\/h2\u003e\n\u003cdiv class=\"wca-table-wrap\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eConfiguration\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eIncluded Components\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eBest Use\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDucted\u003c\/th\u003e\n\u003ctd\u003e2 duct plenums\u003c\/td\u003e\n\u003ctd\u003eBoth supply and return air are routed through ductwork\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDuctless\u003c\/th\u003e\n\u003ctd\u003e2 airflow deflectors\u003c\/td\u003e\n\u003ctd\u003eBoth supply and return air move directly between the evaporator and cellar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHybrid\u003c\/th\u003e\n\u003ctd\u003e1 duct plenum and 1 airflow deflector\u003c\/td\u003e\n\u003ctd\u003eOne airflow path is ducted while the other uses direct airflow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003eSelect the airflow kit that matches the planned evaporator location and cellar airflow design. Components should not be mixed unless the resulting arrangement is an approved WhisperKOOL configuration.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"compatibility\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eCompatibility\u003c\/span\u003e\n\u003ch2 id=\"compatibility-heading\"\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e03-DUCTED-KIT-LRG\u003c\/strong\u003e is intended for compatible larger-format WhisperKOOL Blow-Through evaporators, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhisperKOOL Blow-Through 4000 evaporator configurations\u003c\/li\u003e\n\u003cli\u003eWhisperKOOL Blow-Through 8000 evaporator configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm compatibility using the cooling-system model number and current WhisperKOOL configuration documentation before ordering. This airflow kit does not determine condenser voltage, thermostat type, refrigerant controls, communication-cable configuration, or pump-down operation.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"included\"\u003e\u003cspan class=\"wca-eyebrow\"\u003ePackage Contents\u003c\/span\u003e\n\u003ch2 id=\"included-heading\"\u003eWhat Is Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2 large duct plenums\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe two plenums provide the supply-side and return-side connection points needed for a fully ducted installation of a compatible Blow-Through 4000 or Blow-Through 8000 evaporator.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"not-included\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eSold Separately\u003c\/span\u003e\n\u003ch2 id=\"not-included-heading\"\u003eNot Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBlow-Through evaporator\u003c\/li\u003e\n\u003cli\u003eCondensing unit\u003c\/li\u003e\n\u003cli\u003eSupply or return ductwork\u003c\/li\u003e\n\u003cli\u003eDuct insulation\u003c\/li\u003e\n\u003cli\u003eDuct collars, transitions, elbows, dampers, or fasteners\u003c\/li\u003e\n\u003cli\u003eRegisters, grilles, or louvers\u003c\/li\u003e\n\u003cli\u003eRefrigerant line set\u003c\/li\u003e\n\u003cli\u003eThermostat or controller\u003c\/li\u003e\n\u003cli\u003eCondensate drain materials\u003c\/li\u003e\n\u003cli\u003eElectrical components or field wiring\u003c\/li\u003e\n\u003cli\u003eInstallation labor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"installation\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eInstallation Planning\u003c\/span\u003e\n\u003ch2 id=\"installation-heading\"\u003eInstallation Considerations\u003c\/h2\u003e\n\u003cp\u003eThe ducted airflow kit should be planned as part of the complete Blow-Through cooling-system installation. The evaporator, plenums, duct runs, registers, insulation, drainage, refrigerant piping, wiring, mounting structure, and service access should be coordinated before construction is completed.\u003c\/p\u003e\n\u003ch3\u003eConfirm Supply and Return Orientation\u003c\/h3\u003e\n\u003cp\u003eDetermine the required supply and return orientation before mounting the evaporator or fabricating the duct system. The final arrangement should follow an approved Blow-Through configuration.\u003c\/p\u003e\n\u003ch3\u003eUse Properly Sized Ductwork\u003c\/h3\u003e\n\u003cp\u003eUndersized, overly long, sharply restricted, or poorly routed ductwork can increase static pressure and reduce airflow through the evaporator.\u003c\/p\u003e\n\u003ch3\u003eInsulate and Seal Cellar-Side Ducts\u003c\/h3\u003e\n\u003cp\u003eSupply and return ducts carrying cellar air should be properly insulated and sealed to reduce heat gain, limit air leakage, and help prevent condensation on exterior duct surfaces.\u003c\/p\u003e\n\u003ch3\u003eLimit Restrictive Fittings\u003c\/h3\u003e\n\u003cp\u003eKeep duct runs as short and direct as practical. Excessive elbows, abrupt transitions, compressed flexible duct, restrictive registers, and unnecessary length can reduce cooling performance.\u003c\/p\u003e\n\u003ch3\u003ePreserve Service Access\u003c\/h3\u003e\n\u003cp\u003eDo not permanently enclose the evaporator or plenums. The installation must preserve access to service panels, refrigerant connections, condensate components, wiring, controls, and removable equipment sections.\u003c\/p\u003e\n\u003ch3\u003eUse a Qualified HVAC-R Technician\u003c\/h3\u003e\n\u003cp\u003eA WhisperKOOL split cooling system must be installed and commissioned by a qualified HVAC-R technician. The airflow and duct design should be reviewed as part of the complete system installation.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"ducting-guidance\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eDucting Guidance\u003c\/span\u003e\n\u003ch2 id=\"ducting-guidance-heading\"\u003eDucting Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse appropriately sized ductwork for the required system airflow.\u003c\/li\u003e\n\u003cli\u003eKeep supply and return duct runs as short and direct as practical.\u003c\/li\u003e\n\u003cli\u003eUse smooth transitions rather than abrupt reductions.\u003c\/li\u003e\n\u003cli\u003eLimit unnecessary elbows and tight bends.\u003c\/li\u003e\n\u003cli\u003eSupport flexible ductwork to prevent sagging or compression.\u003c\/li\u003e\n\u003cli\u003eSeal duct joints to reduce air leakage.\u003c\/li\u003e\n\u003cli\u003eInsulate ductwork exposed to warmer surrounding air.\u003c\/li\u003e\n\u003cli\u003eProtect insulation from moisture and physical damage.\u003c\/li\u003e\n\u003cli\u003eKeep registers clear of racks, bottles, cases, furniture, and decorative obstructions.\u003c\/li\u003e\n\u003cli\u003ePosition supply and return registers to encourage circulation through the cellar.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"register-requirements\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eAirflow Requirements\u003c\/span\u003e\n\u003ch2 id=\"register-requirements-heading\"\u003eRegister and Louver Requirements\u003c\/h2\u003e\n\u003cp\u003eDecorative registers, grilles, and louvers must provide sufficient open free area for the cooling system. WhisperKOOL airflow guidance calls for approximately \u003cstrong\u003e50% to 65% open free area\u003c\/strong\u003e across the total register face.\u003c\/p\u003e\n\u003cp\u003eRegister face dimensions alone do not determine usable airflow. Slat angle, blade spacing, decorative mesh, screens, backing material, finish coatings, and interior framing can significantly reduce actual free area.\u003c\/p\u003e\n\u003cp\u003eRestrictive ductwork or registers may contribute to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReduced cooling output\u003c\/li\u003e\n\u003cli\u003eHigher operating noise\u003c\/li\u003e\n\u003cli\u003eIncreased static pressure\u003c\/li\u003e\n\u003cli\u003eReduced airflow\u003c\/li\u003e\n\u003cli\u003eEvaporator coil freezing\u003c\/li\u003e\n\u003cli\u003eCondensate-management problems\u003c\/li\u003e\n\u003cli\u003eUneven cellar temperatures\u003c\/li\u003e\n\u003cli\u003eReduced equipment life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"specifications\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eTechnical Data\u003c\/span\u003e\n\u003ch2 id=\"specifications-heading\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"wca-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eWhisperKOOL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct name\u003c\/th\u003e\n\u003ctd\u003e4000\/8000 Ducted Airflow Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003e03-DUCTED-KIT-LRG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAccessory type\u003c\/th\u003e\n\u003ctd\u003eBlow-Through evaporator airflow configuration kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConfiguration\u003c\/th\u003e\n\u003ctd\u003eFully ducted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eQuantity included\u003c\/th\u003e\n\u003ctd\u003e2 duct plenums\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eIntended airflow paths\u003c\/th\u003e\n\u003ctd\u003e1 supply-air path and 1 return-air path\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCompatible series\u003c\/th\u003e\n\u003ctd\u003eWhisperKOOL Blow-Through Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCompatible evaporator sizes\u003c\/th\u003e\n\u003ctd\u003eBlow-Through 4000 and Blow-Through 8000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCellar-side ductwork required\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCooling equipment included\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eElectrical connection\u003c\/th\u003e\n\u003ctd\u003eNone; passive airflow accessory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRefrigerant connection\u003c\/th\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe supplied source materials do not provide separate published dimensions, weight, material, duct-connection diameter, or finish specifications for model 03-DUCTED-KIT-LRG. These values should not be assumed from the evaporator dimensions or from other airflow kits.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"selection-guidance\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eSelection Guidance\u003c\/span\u003e\n\u003ch2 id=\"selection-guidance-heading\"\u003eIs This the Correct Airflow Kit?\u003c\/h2\u003e\n\u003cp\u003eChoose the \u003cstrong\u003e03-DUCTED-KIT-LRG Ducted Airflow Kit\u003c\/strong\u003e when all of the following apply:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYou are using a compatible Blow-Through 4000 or Blow-Through 8000 evaporator.\u003c\/li\u003e\n\u003cli\u003eBoth the conditioned-air supply path and return-air path will use ductwork.\u003c\/li\u003e\n\u003cli\u003eThe evaporator will be installed away from the direct cellar airflow openings.\u003c\/li\u003e\n\u003cli\u003eThe project includes properly designed supply and return registers.\u003c\/li\u003e\n\u003cli\u003eThe duct system can be insulated, sealed, and supported correctly.\u003c\/li\u003e\n\u003cli\u003eThe installation preserves service access to the evaporator and plenums.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoose the ductless airflow kit when neither side requires ductwork. Choose the hybrid airflow kit when only one side of the evaporator needs to be ducted.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"downloads wca-resources\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eOfficial Documentation\u003c\/span\u003e\n\u003ch2 id=\"downloads-heading\"\u003eProduct Documents\u003c\/h2\u003e\n\u003cul class=\"wca-resource-list\"\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0061\/3318\/6660\/files\/Blow-Through_Configuration_Sheet.pdf?v=1785318341\" rel=\"noopener noreferrer\" title=\"Open the WhisperKOOL Blow-Through Configuration Sheet in a new window\" target=\"_blank\"\u003e WhisperKOOL Blow-Through Configuration Sheet \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0061\/3318\/6660\/files\/Blow-Through_Product_Sheet.pdf?v=1785318361\" rel=\"noopener noreferrer\" title=\"Open the WhisperKOOL Blow-Through Product Sheet in a new window\" target=\"_blank\"\u003e WhisperKOOL Blow-Through Product Sheet \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0061\/3318\/6660\/files\/Register_Louver_Airflow_Requirements.pdf?v=1785318363\" rel=\"noopener noreferrer\" title=\"Open the WhisperKOOL Register and Louver Airflow Requirements in a new window\" target=\"_blank\"\u003e Register and Louver Airflow Requirements \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0061\/3318\/6660\/files\/Linear_Register_Ducting_Best_Practices.pdf?v=1785318516\" rel=\"noopener noreferrer\" title=\"Open the WhisperKOOL Linear Register Ducting Best Practices guide in a new window\" target=\"_blank\"\u003e Linear Register Ducting Best Practices \u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"faq\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eCommon Questions\u003c\/span\u003e\n\u003ch2 id=\"faq-heading\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eWhat is the WhisperKOOL 03-DUCTED-KIT-LRG?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eIt is a fully ducted airflow configuration kit for compatible WhisperKOOL Blow-Through 4000 and Blow-Through 8000 evaporators. It includes two duct plenums for the supply and return sides.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eWhat is included with the kit?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eThe kit includes two large duct plenums. Ductwork, insulation, registers, cooling equipment, refrigerant piping, controls, drainage materials, and installation labor are not included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eWhich Blow-Through models are compatible?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eThe kit is intended for compatible WhisperKOOL Blow-Through 4000 and Blow-Through 8000 evaporator configurations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eIs this kit compatible with the Blow-Through Mini?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eNo. The Blow-Through Mini uses a smaller ducted airflow kit. Model 03-DUCTED-KIT-LRG is intended for the larger 4000 and 8000 evaporators.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eIs this airflow kit required?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eIt is required when a compatible Blow-Through 4000 or Blow-Through 8000 evaporator will use a fully ducted supply and return airflow configuration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eDoes this kit include ductwork?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eNo. It includes the two evaporator duct plenums only. The supply and return duct runs, fittings, insulation, supports, registers, and installation materials must be supplied separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eDoes the kit include a cooling system?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eNo. It is an airflow accessory only. A compatible Blow-Through evaporator and the appropriate condensing unit are required separately or as part of a complete system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eWhat is the difference between the ducted and ductless kits?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eThe ducted kit includes two plenums for connecting both airflow paths to ductwork. The ductless kit includes two airflow deflectors for direct airflow between the evaporator and cellar.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eWhat is the difference between the ducted and hybrid kits?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eThe ducted kit uses two duct plenums. The hybrid kit uses one plenum and one airflow deflector, allowing one airflow path to be ducted while the other uses direct airflow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eCan the evaporator be installed outside the wine cellar?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eA fully ducted configuration can allow the evaporator to be positioned in an adjacent or concealed space, provided the installation follows WhisperKOOL requirements for airflow, ducting, ambient conditions, drainage, mounting, and service access.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eShould the ductwork be insulated?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eYes. Cellar-side supply and return ducts should be properly insulated and sealed when they pass through warmer spaces to reduce heat gain and help prevent exterior condensation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eCan flexible ductwork be used?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eThe duct design should follow WhisperKOOL guidance and be reviewed by the installing HVAC-R professional. Flexible duct must not be crushed, sharply bent, unsupported, or installed in a manner that restricts airflow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eWhy should duct runs be kept short?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eLonger duct runs and additional fittings increase airflow resistance. Excessive static pressure may reduce airflow, cooling performance, and temperature consistency.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eCan decorative registers be used?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eYes, provided they offer sufficient open free area. WhisperKOOL guidance calls for approximately 50% to 65% open free area across the register face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eWhere should the supply and return registers be positioned?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eThey should be positioned to encourage circulation through the wine cellar and prevent conditioned air from immediately returning to the return register. Final placement should be coordinated with the cellar layout and HVAC-R installer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eDoes ducting affect cooling performance?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eYes. Duct length, diameter, insulation, fittings, register free area, air leakage, and static pressure can affect airflow and the performance of the complete cooling system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eDoes this accessory require electricity?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eNo. The plenums are passive airflow components and do not require a separate electrical or refrigerant connection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eCan I install the kit myself?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eThe plenums are part of a split wine cellar cooling-system installation. Their orientation, duct connections, airflow, and surrounding construction should be coordinated with the qualified HVAC-R technician installing the complete system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"wca-faq-item\"\u003e\n\u003csummary\u003eAre the plenum dimensions published?\u003c\/summary\u003e\n\u003cdiv class=\"wca-faq-body\"\u003e\n\u003cp\u003eThe supplied product resources do not provide separate dimensions, weight, duct-connection size, material, or finish specifications for model 03-DUCTED-KIT-LRG. Compatibility should be confirmed by the accessory model and evaporator size.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection class=\"wca-final-guidance\"\u003e\u003cspan class=\"wca-eyebrow\"\u003eFree Design Planning\u003c\/span\u003e\n\u003ch2\u003eConfirm the Correct Blow-Through Airflow Kit\u003c\/h2\u003e\n\u003cp\u003eWine Cellar Authority offers free professional wine cellar design planning to help confirm airflow configuration, evaporator placement, duct routing, register locations, equipment compatibility, and product selection before purchase.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e\n\u003cstyle\u003e\n.wca-accessory-page{max-width:1120px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;color:#344047;line-height:1.62}.wca-accessory-page *{box-sizing:border-box}.wca-accessory-page\u003esection,.wca-accessory-header{padding:32px 40px;border-top:1px solid 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20px!important}}\n\u003c\/style\u003e","brand":"WhisperKOOL","offers":[{"title":"Default Title","offer_id":52433848074471,"sku":null,"price":0.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/1370\/0327\/files\/whisperkool-4000-8000-ducted-airflow-kit-2-duct-plenums-1251806810.webp?v=1785519192","url":"https:\/\/winecellarauthority.com\/products\/whisperkool-4000-8000-ducted-airflow-kit-2-duct-plenums-03-ducted-kit-lrg","provider":"Wine Cellar Authority","version":"1.0","type":"link"}