DETAILS
DESCRIPTION
Highlights:
- Nominal Size: 3"
- Inside Diameter: 3-5/8"
- Outside Diameter: 7-1/2"
- Finish: Galvanized
- Type L pellet vent wall thimble must be used in all thru-the-wall installations involving combustible construction
- Maintains airspace clearance
- Centers pipe between walls
- Telescopic design can be used on standard walls 5" - 9" thick
- UL listed