Tamarack 14" X 8" RAPR Wall Return Air Pathway for Existing Construction

The Return Air Pathway Retro-fit (RAPR) allows the movement of air from one room to the next, equalizing pressure in the home while dampening sound and light transmission.br> Features: Economical Easy Installation Innovative Design No Mechanical Parts Made in the USA Dampens Light and Sound Compliant with National and State Building codes