20" X 10" - 16" X 20" X 1" GALVANIZED SHEET METAL COLD AIR RETURN BOOT(0)No Reviews yet Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: 05500-02302 On Order: 4 Details 20" x 16" Duct 20" x 10" Furnace Cutout Hot Dip Galvanized Steel Sheet Metal Cold Air Return Boot Furnace Cutout Larger - 20 Fur... Details Back Details20" x 16" Duct 20" x 10" Furnace Cutout Hot Dip Galvanized Steel Sheet Metal Cold Air Return Boot Furnace Cutout Larger - 20 Furnace Cutout Smaller - 10 CA Drop Slip Dimension - 20 CA Drop Drive Dimension - 16 Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review