14x6 White Slim Design Aluminum Linear Slot Diffuser (Duct Opening) 4 Slot See the full 8x6 sizing

See the full 8x6 sizing guide →

Close it to block air from an unused guest room

Drop-in return air replacement for any 6" × 6" duct opening — no remodeling required

Can I install this on a ceiling

14x6 White Slim Design Aluminum Linear Slot Diffuser (Duct Opening) 4 Slot See the full 8x6 sizingCHECK SIZE BEFORE PURCHASE: This 14x6 slim linear slot diffuser fits a 14" 6" duct opening (measure the hole in your wall, ceiling, or floor not your old cover face). See the full 14x6 sizing guide Only 1 1 4" neck depth fits shallow ducts where standard models wont go. Drop in replacement for any 14" 6" duct opening no remodeling required. Modern minimalist slot design that blends with contemporary interiors. Solid alloy aluminum rust proof, dent