{"product_id":"lukjan-ca50f292120-furnace-box-with-filter-slot-29x21x20","title":"Lukjan CA50F292120 Furnace Box with Filter Slot 29x21x20","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe LUKJAN CA50F292120 is a furnace box with an integrated filter slot, designed for use in residential and light commercial HVAC installations. Measuring 29 x 21 x 20 inches, this sheet metal plenum box provides a reliable transition point between the furnace or air handler and the duct system. The built-in filter slot allows for convenient in-line air filtration without requiring a separate filter housing. HVAC technicians and sheet metal installers work with this type of component when fabricating or replacing supply or return air plenums as part of a forced-air system.\u003c\/p\u003e\n\u003cp\u003eThis furnace box is suited for use in forced-air heating and cooling systems where a field-fabricated or replacement plenum is needed. The 29 x 21 x 20 inch footprint accommodates common residential and light commercial furnace and air handler configurations. It is typically installed at the supply or return side of the unit during new construction, system replacement, or duct modification projects.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eIntegrated filter slot eliminates the need for a separate filter rack or housing\u003c\/li\u003e\n  \u003cli\u003e29 x 21 x 20 inch dimensions suit standard residential and light commercial furnace openings\u003c\/li\u003e\n  \u003cli\u003eSheet metal construction provides structural integrity in plenum applications\u003c\/li\u003e\n  \u003cli\u003eDesigned for use in furnace and air handler fitting assemblies within forced-air HVAC systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or new-installation furnace box for residential and light commercial forced-air HVAC systems requiring a 29 x 21 x 20 inch plenum with an integrated filter slot.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by a licensed HVAC technician or sheet metal installer. Power down and shut off the furnace or air handler at the disconnect before beginning any plenum work. Seal all joints with approved HVAC foil tape or mastic sealant to meet local mechanical code requirements. Ensure the filter slot is oriented for accessible filter service after installation is complete.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 29 x 21 x 20 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Furnace Box with Filter Slot\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory\u003c\/strong\u003e: HVAC Furnace\/Air Handler Fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: LUKJAN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: CA50F292120\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LUKJAN","offers":[{"title":"Default Title","offer_id":51306616357170,"sku":"CA50F292120","price":153.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/309549095.jpg?v=1781293335","url":"https:\/\/voomisupply.com\/products\/lukjan-ca50f292120-furnace-box-with-filter-slot-29x21x20","provider":"Voomi Supply","version":"1.0","type":"link"}