Description
The Perfect Balance In-Door Return Air Pathway is easy to install in 1 3/8″ thick hollow core doors. A template is provided to make cutting to exact measurements simple. This is an economical solution to improve air pressure imbalances in the home and allow your heating and cooling system to perform more efficiently. The best place to install this product is in the bathroom door. This will Improve the effectiveness of the bathroom fan increasing the fan’s ability to remove moisture and help prevent the build-up of mildew. Made in the USA with durable ABS plastic material. Patented Design and BPI listed. *FOR INTERIOR USE ONLY. Masonite International tested and approved the Perfect Balance ® for use in their “Safe N’ Sound Interior Door” Durable ABS plastic (paintable) and interior baffle to mitigate noise and light. Color: White. 24 1/2″ width X 4″ height rough opening, fits a 1-3/8″ thick door with a minimum width of 30″. Measure door first before ordering! Qualifies for the Buy American Act Does your home have Hot or Cold spots? Solve the problem by using the R.A.P. (Return Air Pathway) Transfer Grille As seen in "Fine Homebuilding" Magazine. Certified by the Building Performance Institute (BPI). Made in the USA. Lifetime guarantee .