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1/2″ Brass Mini Ball Valve with PTFE Tape – Red

$7.85 on Amazon.com (as of October 9, 2026, 12:00 PM EST) View details ↗

This compact brass mini ball valve is engineered for reliable shut‑off and complete draining of RV and trailer water heaters. Constructed from rust‑resistant brass with a durable plastic handle, the valve offers long‑lasting performance in harsh mobile environments. Its wide‑mouth design prevents sediment buildup, ensuring thorough winterizing and easy maintenance.

Installation is straightforward—simply remove the existing drain plug, wrap the included PTFE sealing tape around the threads, and screw the new valve into the 1/2″ NPT drain port. No extra adapters are required. The valve’s universal 1/2″ thread fits most RV water heaters, as well as gas‑powered equipment and compatible power tools, making it a versatile addition to any mobile water system.

MaterialBrass body with plastic handle
Thread Size1/2″ NPT (female & male)
Sealing AccessoryPTFE sealing tape included
DesignWide‑mouth drainage to prevent clogging
CompatibilityFits RV water heaters, gas‑powered equipment, power tools
Do I need any extra fittings to install this valve?
No, the valve installs directly into a 1/2″ NPT drain port using the included PTFE tape.
Can this valve be used with gas‑powered water heaters?
Yes, it is compatible with gas‑powered equipment that uses a 1/2″ thread.
What is the purpose of the wide‑mouth design?
The wide mouth prevents sediment buildup and ensures complete drainage for effective winterizing.
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