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Selkirk® Pellet Pipe Wall Thimble, 4 in Size, Galvanized Steel, 5 - 9 in Thick Wall
| Material | : | Galvanized Steel |
| Size | : | 4 in |
| Wall Thickness | : | 5 - 9 in |
- Used in through the wall installation
- Maintains 3 in air-space clearance
- Centres pipe between walls
- Telescopic design can be used on standard walls 5 - 9 in Thick
- For 9 - 18 in Thick walls, a wall thimble extension is required
- This extension is constructed/fabricated out of galvanized steel on the jobsite by the installer