8" x 4" Ductmate F1 Hi-Temp Sandwich Access Door - Galvanized - Round Duct - 1000 Degrees
Hi-Temp Sandwich Access Door is for high temperature duct applications. Its fiberglass rope gasket allows its use with temperatures up to 1000°F.
- Not rated for grease duct. Grease rated doors are found HERE.
- Opening Size: 7 7/8" x 3 7/8" - Door Size 9" x 4 3/4"
- 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
- Available in all standard sizes for flat and round duct access doors
- Available in specialty metals
- 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
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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1. Can I use this door for grease ducts?
These doors are for general ventilation only and are not to be used for grease applications. Grease duct doors can be found here.
2. Is this door temperature rated?
The gasket of this door is rated to 1000 degree Fahrenheit.
3. How do I determine my duct diameter?
Direct Duct Diameter measurement is the easiest. Measure the circumference using a flexible tape and divide the outside circumference by 3.1415.