Product Description
3", 3RV-WT, Wall Thimble. Adjusts 4-1/8" to 7" to fit wall thickness. Round Type B gas vent. When installed according to manufacturer specifications, the wall thimble provides the required 1 inch air space to combustibles. Tested and listed per UL-441 for installation as type "B" and B-W gas vents to be installed in single and multi-story buildings.
Product Details
- Amazon Sales Rank: #162432 in Home Improvement
- Color: galvanized
- Brand: Selkirk
- Model: 187703
- Number of items: 1
- Dimensions: 4.20" h x 6.80" w x 6.80" l,
Features
- 3", 3RV-WT, Wall Thimble
- Adjusts 4-1/8" to 7" to fit wall thickness
- Round Type B gas vent
- When installed according to manufacturer specifications, the wall thimble provides the required 1 inch air space to combustibles
- Tested and listed per UL-441 for installation as type "B" and B-W gas vents to be installed in single and multi-story buildings
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