![Weil Mclain 381-800-474 Vent Damper Assembly, 4 in. — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-381800474-card.png?v=1794033489&width=1946)
![Weil Mclain 381-800-474 Vent Damper Assembly, 4 in. specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-381800474-specs.png?v=1794033489&width=1946)
Weil Mclain 381-800-474 Vent Damper Assembly, 4 in.
Weil Mclain 381-800-474 Vent Damper Assembly, 4 in.
Regular price
$412.51 USD
Regular price
Sale price
$412.51 USD
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Low stock: 2 left
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SKU:381-800-474
View full details![Weil Mclain 381-800-474 Vent Damper Assembly, 4 in. — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-381800474-card.png?v=1794033489&width=1445)
![Weil Mclain 381-800-474 Vent Damper Assembly, 4 in. specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-381800474-specs.png?v=1794033489&width=1445)
This Weil Mclain 381-800-474 vent damper assembly fits a 4 in. vent and opens and closes to control flue draft on compatible Weil Mclain boilers. It is a genuine Weil Mclain replacement part.
Confirm this part number against your equipment's parts list before ordering.
Specifications
| Part Number | 381-800-474 |
|---|---|
| Brand | Weil Mclain |
| Type | Vent Damper Assembly |
| Diameter | 4 in. |