Main Water Valve & PRV Replacement in Sunnyvale, CA
Protect Your Home with a Reliable Water Shut-Off & Proper Pressure Control.
Same-Day Replacement • No Hidden Fees • Fully Licensed & Insured
Experienced & Certified Team
Same-Day Service
Clean & Tidy Work
200+ Five-Star Reviews
What We Do
Reliable Pressure, Total Control — 24/7
Your home’s main water shut-off and PRV (pressure reducing valve) are critical for safety, water pressure, and emergency preparedness. At JetPipe Plumbing, we replace old, failing, or missing valves with high-quality brass components — installed cleanly and up to code.
Main Shut-Off Valve Replacement
PRV Installation & Adjustment
Pressure Testing Before & After
Pressure Balancing for Whole Home
Code-Compliant Valve Upgrades
Emergency Shut-Off Access Improvements
Signs You May Need a New PRV or Main Valve
Don’t Wait for a Plumbing Emergency
Water hammer or banging sounds
Leaking at water heater or fixtures
Toilets randomly refilling (from pressure surge)
Difficulty turning off main shut-off
Pressure gauge reads 80+ PSI
Old gate valve instead of ball valve
We’ll inspect and advise — free of charge.
With Promotional Financing From Most Valuable Plumber, Major Purchases Don’t Have To Wait. * Get What You Want Now And Pay Over Time.
Our Process
Professional Valve Replacement — Start to Finish
Diagnostic & Pressure Check
We’ll measure static water pressure and inspect your setup
Shut-Off & Drain Down
We safely shut down and drain the system for clean work
Install New PRV and/or Ball Valve
Using top-quality lead-free brass, up to code.
Test, Adjust & Label
We confirm pressure, check for leaks, and label shut-offs clearly.
Clean Workspace & Done
Fast, clean, and done right — often same day
Final Walkthrough & Tips
We’ll review your setup and share quick maintenance tips.
What’s Included
Everything You Need — No Surprises
New PRV (Wilkins or Apollo)
New Full-Port Ball Valve
All Fittings, Labor & Testing
Pressure Adjustment to 50–70 PSI
Exterior Valve Box Cleanout (if needed)
Labor Warranty + Manufacturer Parts Warranty
Need a Plumber?
We're Available Today.
Licensed South Bay plumbers.
Honest pricing, no surprises.
Why Replace Your PRV or Main Valve?
The Hidden Risks of Outdated or Failing Valves
Problem
What Can Happen
Recommended residential pressure: 50–70 PSI
Anything over 80 PSI? You need a PRV.
Why JetPipe Plumbing?
Real Plumbers. No Pressure. Just Solutions
Many homeowners don’t even know where their shut-off is — until it’s too late.
JetPipe Plumbing ensures your system is safe, up to code, and ready for anything.
C-36 Licensed & Insured
Transparent Flat-Rate Pricing
In-House, Background-Checked Plumbers
Pressure Test
No Upselling — Just What You Need
Clean, Fast, Same-Day Service
What Our Customers Say
Old Valve? High Pressure? Don’t Wait for a Leak
Whether your PRV is overdue or your main valve is failing — JetPipe Plumbing will inspect, replace, and adjust with care and speed
Service Areas
Serving the Entire South Bay Area
We proudly serve homeowners and businesses in:
Don’t see your city?
Call us at (650) 215-4545 or (650) 382-4219 — we probably cover it!
CONTACTS
