https://www.mccoys.com/shop/p/0198267-052303-37/dundas-jafine-db4zw-draft-blocker-plastic
DB4ZW Draft Blocker, Plastic
Sku: 0198267-052303-37
$8.60 / Card
29 Available at
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Dundas Jafine's draft blocker helps to prevent cold air from entering the home through the dryer duct. This product is molded from high-impact plastic and fits all 4 in ducts.
Material
Plastic
Dimensions
4 in Dia
Suitable for
4 in Dryer Vent Ducting