18 in. x 18 in. Insert Box with 1 in. Flange and Gasket
18 in. x 18 in. Insert Box with 1 in. Flange and Gasket
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Shipping: Not available
Frequently Purchased Together
Product Details
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Specifications
- Coating:
- Galvanized
- Duct S-T-R Type:
- Insulated Box
- Duct Size:
- 18 in x 18 in
- Gauge (metal):
- 30 ga
- Height:
- 3-1/2 in
- Length:
- 20 in
- Material:
- Steel
- R value:
- R6
- Vent Duct Shape:
- Square
- Width:
- 20 in