AirTec MHL Multi-Stage Large TuffBox Register Box (10" x 10")

Constructed with our patented tear away boot design the TuffBox is the way to go when installing a register box. Molded from polymers the adaptable one piece boot design of the TuffBox is flexible enough to conform to drywall backing eliminating leakage between grille and box. Standoffs of 5/8" provide the correct depth to accomodate strapping or furring used with drywall. If those won't work for you simply screw from the inside to anywhere in the framing, the TuffBox can take it! Features: Duct Sizes - 8" 9" 10" Strap Included Integral Damper - N Strong. Durable heavy gauge polymer one piece shell will deliver 100% air flow. Silent. Tuffbox is virtually air tight, delivering 100% of the air flowing through it. Secure. Screw to the framing using holes provided or anywhere through the box. No measuring. No guesswork. 5/8" standoffs provide correct depth to accommodate strapping or furring used with drywall. Adaptable. Innovative stepped collar with quick breakaway design accommodates three duct sizes to pro...