Otoolling 1/2" RV Water Heater Check Valve, 1/2" NPT Male to Male One-Way Backflow Preventer, for RV Camper Motorhome Trailer Fresh Water Heater, Plumbing Backflow Preventer, Brass(1 Pcs)

아마존 달러(USD) 가격을 각 날짜의 환율로 원화 환산해 표시합니다. 현재 환율 $1 = ₩1,463 (2026-07-26 기준)

상품 특징

• RV Water Heater System Must-Have: the check valve is a device that is installed in the pipes connected to a water heater to prevent the backflow of water; Ensuring one-way water flow and protecting the water heater, and helps maintain stable water pressure
• Universal RV Water Heater Check Valve: the 1/2" water heater check valve fits standard 1/2" NPT male threaded connections (MPT x MPT), suitable for RV water heater where backflow prevention is required
• Reliable One-Way Flow Protection: built with an internal spring-loaded check mechanism, this allows water to flow in one direction only, effectively preventing backflow, helping protect RV water heaters and your freshwater system from reverse flow damage
• Brass Material: made of quality brass construction, the water heater check valve offers better corrosion resistance compared to plastic valves and resisting heat, pressure, and cracking, ensuring long-term durability in RV, camper, trailer, motorhome, freshwater systems
• Important Notes & Precautions: 1. Confirm that your plumbing uses 1/2" NPT male threaded connections; 2. Ensure the water supply is completely turned off and pressure is released; 3. Identify the correct flow direction marked on the valve body, do not install backward; 4. Always use tape during installation to prevent leaks

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