FIDISP 8Pcs 3/4-Inch IPS Tankless Water Heater Valve Kit – Lead-Free Brass

FIDISP 8Pcs 3/4-Inch IPS Tankless Water Heater Valve Kit

Upgrade and simplify maintenance for tankless systems with this complete valve kit from FIDISP. Crafted from lead-free brass and CSA-approved components, the set blends durability with reliable performance for regular use. The included pressure relief valve adds a safety layer, while the color-coded valve handles help you identify hot and cold lines at a glance during installation and service.

Compatibility and design

Engineered to fit common 3/4 inch tankless heater threads, the kit includes 2 reducer adapters that convert 3/4 in NPT to 1/2 in FNPT, broadening compatibility across popular brands and models. The sturdy brass fittings resist corrosion and provide a robust, leak-resistant seal when used as directed.

What’s in the box

• 1 hot isolation valve (500 WOG)
• 1 cold isolation valve (500 WOG)
• 1 pressure relief valve (150 PSI / 205,000 BTU)
• 2 brass pipe fittings (3/4" NPT to 3/4" NPT)
• 2 reducer hex bushings (3/4" NPT to 1/2" FNPT)
• 1 Teflon tape

Installation and use

Each valve features a distinct color handle to distinguish hot from cold lines during installation. The lead-free brass construction offers corrosion resistance, while the pressure relief valve provides protection during flushing or service work. The kit is compatible with Rheem, Navien, Rinnai, Ecosmart, Noritz, Takagi, and similar tankless heaters, making it a versatile upgrade for many systems.

Notes and guidance

• With the exception of the hot and cold valves and the pressure relief valve, the brass fittings are low-lead and designed for a variety of pipe connections; these fittings are not intended for potable water connection tools.
• As with any plumbing component, follow local code requirements and manufacturer instructions during installation or flushing.

This FIDISP kit is ideal for DIY enthusiasts and professionals alike, offering a ready-to-use solution that emphasizes ease of use, reliability, and long-term compatibility without guaranteeing results.