Thayer Plumbing
About Thayer Plumbing
With over 35 years of experience, Thayer Plumbing specializes in both residential and commercial plumbing services. They handle projects ranging from solar systems and septic systems to gas systems and custom home plumbing. Their extensive experience ensures high-quality workmanship and reliable service for all plumbing needs.
35 years in business
Services
Drain Cleaning
Professional drain snaking and hydro-jetting to clear stubborn clogs.
Starting at $150
Leak Detection & Repair
Locate and fix hidden or visible plumbing leaks before they cause damage.
Starting at $150
Water Heater Install or Repair
Full replacement or repair of tank and tankless water heaters.
Starting at $800
Location
P.O. Box 1841
Kauai, HI 96746
Typical Plumbing Costs in Kauai
$150–$500
Costs vary based on project scope, materials, and complexity. Get a free quote from Thayer Plumbing to compare pricing in Kauai.
Hours of Operation
Services Offered
Drain Cleaning
Professional drain snaking and hydro-jetting to clear stubborn clogs.
$150
starting at
Leak Detection & Repair
Locate and fix hidden or visible plumbing leaks before they cause damage.
$150
starting at
Water Heater Install or Repair
Full replacement or repair of tank and tankless water heaters.
$800
starting at
Reviews
4.7
6 reviews
6 reviews
Tom W.
Solid work at a fair price. They did not try to upsell me on things I did not need. The job was done clean and they cleaned up before leaving.
5 people found this helpful
Response from Thayer Plumbing
Tom, that is exactly how we try to operate. Honest straightforward service every time.
Karen L.
Found this business through a neighbor recommendation and now I understand why she raved about them. Professional from start to finish.
7 people found this helpful
Response from Thayer Plumbing
Referrals from neighbors are the best compliment we can receive. Thank you Karen!
Steve F.
They responded quickly, arrived when promised, and knocked out the job efficiently. No drama, no delays. Exactly what you want from a contractor.
6 people found this helpful
Response from Thayer Plumbing
Steve, fast and professional is what we strive for every single job. Thank you!
Nancy G.
Happy with the outcome. Communication was good throughout and they addressed a small issue I pointed out without any pushback. Will recommend to friends.
4 people found this helpful
Robert M.
Called this company for a repair I had been putting off and they exceeded my expectations. Showed up on time, explained everything, and the price matched the quote.
6 people found this helpful
Response from Thayer Plumbing
Thank you Robert! We always aim to be upfront and reliable for our customers.
Linda C.
Second time using this company and both experiences have been great. Consistent quality and the team is always courteous and easy to work with.
7 people found this helpful
Response from Thayer Plumbing
Thank you for trusting us again Linda! Repeat customers mean the world to us.
Service Area
Serves Kauai and surrounding areas
Frequently Asked Questions
Last updated April 2026
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