Draft Blocker Duct Connector Damper Ventilation Check Valve Draugh Back Shut XK

100% Brand new & High quality
Role: Preventing reverse irrigation, preventing mosquitoes
Size:80mm 100mm 110mm 120mm 150mm 200mm
Material: PVC
Color: White
Application: Bathroom ventilation fan
packing include:1 pcs Air duct check value

On 03-Apr-2024 at 09:37:54 BST, seller added the following information:

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