FilterLock Filter Slot Seal – Seal Cover for Any 1” Furnace Filter, Up

74846 Southwark FB Furnace Support Box with Filter Slot, 20 x 25 x 1 Inch, 21 Inch W x 18 -12 Inch H Ready To Ship! 17 In Stock Now! Check

If you already have a return shipping label and a packed box, you're ready Please call customer support, say “track my package,” and follow the prompts

return linear slot diffuser Promise does not apply if the product is reconditioned, refurbished, used, damaged, returned, open box or a demonstrator product Air

return air support box with filter slot AirScape extra large return air filter box with grille 5 square feet face area for a low pressure drop Specifications: