The Grease Round Duct Access Door is for grease duct applications and meets NFPA 96 standards. Its ceramic fiber gasket allows its use with temperatures up to 2300°F.
● No measuring - self-adhesive template provided
● 16 GA black iron backing plate with smooth interior
● No frame to install and seal
● Effortless opening and closing - no special tools required
● The two layers of metal inside the door are spot-welded together at the rim
● Inside surface of door is smooth to reduce friction
● Zinc coated wing nuts are easily turned by hand, no wrenches required