4" PVC Backwater Valve,4-Inch Drain Backflow Preventer Valve Prevent Sewage and Rainwater from Flowing Back

11번가 원화(KRW) 기준 가격입니다.

상품 특징

• 【Prevent water backflow】This PVC backwater valve designed for connecting 4-inch PVC drains in the drainage system, this valve prevents the backflow of water in the pipeline due to pressure reduction or other potential causes.It's an effective backflow preventer valve that specifically designed to protect your premises from the potential threats of sewer backflow.
• 【Durable Material】This drain backflow preventer valve is made of sturdy PVC for high impact strength and resistance to heat and corrosion.Provide you with reliable protection and peace of mind.
• 【Easy to install】The check valve has a simple design and is easy to install without any additional maintenance. It uses to be solvent welding to achieve a waterproof connection. After installation, it can operate automatically without human intervention.
• 【Thickened rubber ring】Thickened rubber rings embedded in the water stop baffle guarantee a watertight seal, and the access cover is also sealed with EPDM rubber to prevent water leakage.compared to other devices that prevent sewage backflow, the PVC backwater valve is usually more affordable.
• 【Widely Application】Due to the corrosion resistance and durability of PVC material, as part of the DWV system, PVC check valves are suitable for various drainage systems, including domestic, commercial and industrial environments; irrigation, household, gardening, industry, agriculture, construction, water treatment and swimming pools, etc.

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