US$ 21.99
+ Product Details Size - 32"w X 28"h is the size for the duct opening measurement only
ceiling or ceiling tiles – provides safety with the included safety wire to prevent the door from falling off
European: EN 10270-1-SM
+ Product Details Perfect Fit & Easy Sizing - Designed for a 24" x 16" OR 16" x 24" duct opening (measured at the opening)
actual front end outer dimensions are approximately 38 5/8" width X 32 5/8" height -
Round Stack Boot 10" X 3.25" X 5"- is Compatible with Duct 5" return filter + Product Details Size -+ Product Details Size The size of a galvanized sheet metal stack boot is 10" X 3. 25" X 5". It is compatible with duct 5". Design The stack boot at the bottom of the stack allows a transition from an ordinary large round or rectangular duct to a thin wall mounted duct. Applications The straight boot is used for a straight line transition going from round pipe or insulated flex duct to wall stack. Premium Quality Our straight round stack boot is made
US$ 21.99
US$ 94.95
US$ 16.25
US$ 28.99