Corporate Headquarters. W x 20 in. H. and is designed for use with all heating and cooling applications. Price: $23.50 ea Available: In Stock. 20 x 20 . 20" x 20" return air box, r6, 30 gauge, weight:6 lbs., dims:20"h x 20"w x 5-1/4"d, bulk, made in usa. Add to Cart; Sheet Metal Pan CA58142504 14X25X4 RETURN BOX NON-INSULATED. On Sale! WxH WxH WxH WxH WxH WxH WxH WxH 80 6x6 7x5 … This is a 20″x20″ return air can, made in America from American made 26 Gauge Steel Galvanized Sheet Metal, and a 20″x20″x1″ filter grille included. Cat # : X7055 | Model/Part # : RAB2020 This product is no longer available. Choose Options. Simply measure and cut to size using tin snips to match the supply opening of the air … A supply air plenum is a sheet metal box that attaches to the outlet of a furnace or air handler and is used as a central manifold for other ductwork to connect to. Qty. Was Retail Sale Price: $65.00 - $447.00. Sherer RAB2020, 20" x 20" Return Air Box. Description. Return Air Box 20 x 20 Sherer Metal Manufacturing Return Air Boxes R6 by Sherer Manufacturing Black antimicrobial fiberglass liner Oversize by 1/2 to Qty. Air Handler Stand, Boxed In, Ready For Ducted Return, Medium 20'W x 22'D x 20'H Please call our customer service at 1-877-570-0123. Pro-Linear Gold … World’s Largest Distributor of Excess Air Conditioning, Heating and Refrigeration Items As the air blows from the furnace or air … 4001 Mark IV Parkway Fort Worth, TX 76106 Phone: 817-336-2311 Fax: 817-625-0756 The knock-down design of the plenum takes up very little space and simplifies transporting to the job site. TRUaire - A290 20" x 20" White Aluminum Fixed Bar Return Air Filter Grille Item: TRU-A29020X20 MFR: A290 20X20 Sheet Metal Duct Box CA582020 20X20X6 RETURN BOX NON-INSULATED. We will install a round, … Table 4.2 Return Air Duct Installation Sizes (Based on .05 inches of pressure drop per 100 ft.) Round Duct Rectangular Duct CFM Dia. Price: $30.54 ea Available: In Stock. D x 36 in. The trim-to-fit knockdown plenum fully assembled measures 20 in. Add to Cart; Sheet Metal Duct Box CA602025144 20X25-14 RETURN AIR BOX… Decorative Resin Air Return Filter Grille.