Watts 3/4″ Water Heater Pressure Relief Valve – 150 PSI
Shop Watts pressure relief valve for water heaters.
✅ 150 PSI pressure / 210°F temperature rating
✅ 3/4″ NPT male threads
✅ ASME Section IV certified
✅ Lead-free brass construction
✅ Easy DIY installation
✅ 5-year manufacturer warranty
Product Description
Protect your water heater from dangerous pressure build up with this Watts pressure relief valve. Designed to automatically release water when pressure exceeds 150 PSI or temperature exceeds 210°F, preventing tank explosions and costly water damage.
**Key Features:
– **Universal Fit: Works with all standard residential water heaters
– **Code Compliant: Meets ASME and ANSI standards
– **Durable Construction: Lead-free brass body resists corrosion
– **Easy Testing: Built-in test lever for annual safety checks
– **Professional Grade: Same valve used by licensed plumbers
Technical Specifications
| Specification | Details |
| Pressure Rating | 150 PSI |
| Temperature Rating | 210°F |
| Connection Size| 3/4″ NPT Male |
| Discharge Size | 3/4″ |
| Material | Lead-Free Brass |
| Certification | ASME Section IV |
| Warranty | 5 Years |
Installation
Fits: All standard residential gas, electric, and tankless water heaters
What’s Included:
– 1× Pressure relief valve
– 1× Installation instructions
– 1× Warranty card
Installation Time: 30-45 minutes for DIY
Required Tools: Pipe wrench, Teflon tape, bucket
Why Choose This Valve?
Safety First
This valve is your last line of defense against water heater explosions. When pressure or temperature gets too high, it automatically opens to release water, protecting your home and family.
Long-Lasting Reliability
Made from lead-free brass with a stainless steel spring, this valve is built to last 7-10 years under normal conditions—far longer than cheap zinc valves that corrode within 2-3 years. ### Easy to Test The test lever allows you to verify the valve works properly. We recommend testing annually for safety.
Cost-Effective
this valve costs less than a single plumber visit, and DIY installation takes under an hour.
Common Applications
✅ Gas water heaters
✅ Electric water heaters
✅ Tankless water heaters
✅ Boilers (residential)
✅ Storage tanks
Frequently Asked Questions
Q: What size do I need?
A: Most residential water heaters use 3/4″ valves. Check your current valve or water heater manual.
Q: How often should I replace it?
A: Replace every 5-7 years or immediately if it leaks or fails testing.
Q: Can I install this myself?
A: Yes! With basic tools and our guide, most homeowners can install in 30-45 minutes.
Q: Will this fit my water heater?
A: This valve fits all standard residential water heaters with 3/4″ NPT connections (95% of homes).
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