535 Plumbing LLC
Plumber
Business Details
Services Offered
Based on website text analysis
Backflow Testing in Honolulu, Hawaii
535 Plumbing LLC provides professional backflow prevention testing services in Honolulu, Hawaii. Annual backflow testing is required by most water utilities to protect public water supplies from contamination through cross-connection control compliance. Their services include commercial, residential, backflow testing, emergency service, serving both residential and commercial properties throughout the Honolulu area.
Whether you need a routine RPZ valve inspection, backflow prevention device testing, or a certified tester to file compliance reports with your local water authority,535 Plumbing LLC can help. Homeowners, HOAs, and property managers can request a free quote using the form on this page.
Service Area
Serving Honolulu, Hawaii and surrounding areas.
Nearby Backflow Testers in Hawaii
The Plumbing Source
Honolulu, HI · 0.6 mi away
Roto-Rooter Plumbing & Water Cleanup
Honolulu, HI · 2.5 mi away
Alpha Omega Drains, Sewers, & Septic
Honolulu, HI · 2.6 mi away
Pipe Masters LLC
Honolulu, HI · 8.2 mi away
All Aloha Plumbing and Drain Cleaning Oahu
Waipahu, HI · 10.2 mi away
Quick Facts
LocationHonolulu, HI
Match score9/10
VerifiedYes
Trust & Verification
Backflow Testing Listed
Sourced from public business data
Own this business?
Claim this listing to update details, track leads, and get more visibility.
- Verified owner badge on your profile
- Add photos, descriptions, and certifications
- Track calls, clicks, and quote requests
Always verify licensing with your local water authority before hiring.