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Top-Rated Water heater repair or service pros in Highlandville - Updated Nov 2026

Avatar for Cardinal Plumbing
Cardinal Plumbing
4.6(
10
)
Water Heater - Repair or Service

Serving Highlandville, MO and surrounding areas

Approved

In business since 2014

Emergency services offered

Credit card accepted

"We had Cardinal plumbing do several things in our home, to say that the work is good is an understatement. Dyllan took his time and made sure everything was perfect and explained everything and was very reasonable with pricing. I would definitely recommend Cardinal plumbing and when I need there help or experience again thatâ s who I am going to call"
Sewer line repair
water softener
Response time40 mins
Response rate92%
Recommended by88%of homeowners
Avatar for Rose Plumbing LLC
Rose Plumbing LLC
5.0(
4
)
Water Heater - Repair or Service

Serving Highlandville, MO and surrounding areas

Approved

In business since 2023

Free estimates

Credit card accepted

"Brandon contacted me very quickly after I started a search for a water softener company on Angie's List. He gave me two water softener options and quotes and explained the differences between the two. That made it very easy for me to decide on the quote I wanted to accept. Brandon is both professional and friendly. He communicates quickly, his pricing is fair, and he got the job done efficiently. I highly recommend Rose Plumbing, and I'll call him the next time we need plumbing services."
Response time30 mins
1 neighbors recently requested a quote
Recommended by75%of homeowners
Avatar for JD Summers Plumbing
JD Summers Plumbing
4.8(
48
)
Water Heater - Repair or Service

Serving Highlandville, MO and surrounding areas

In business since 2025

Free estimates

Emergency services offered

"Jimmy the Plumber is excellent. He arrived to give us an estimate to install a new water heater and water softener. Upon seeing we were without hot water, he stayed and completed the job. Later that night we had some issues with our water heater and filter. I texted Jimmy and he responded saying he would be at our home at 7:30 am. Jimmy arrived promptly and within a short time everything was resolved. He is an excellent plumber, reliable, has reasonable pricing, and just one of the nicest young men we have met. We heartily recommend Jimmy the Plumber."
Services
Response time50 mins
Recommended by93%of homeowners
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FAQs for water heater repair or service projects in Highlandville, MO

Warning signs include fluctuating water temperatures, a pilot light that repeatedly goes out, unusual noises from the tank, or complete heating failure. You might also detect a rotten egg smell, indicating a potential gas leak, or notice water that never reaches the proper temperature. If your water heater is over eight years old and displaying these symptoms, the gas valve is a likely culprit. Professional inspection is recommended, especially if gas odors are present.

Water heater gas valves are not universally interchangeable. Each valve must match your specific water heater's make, model, and specifications. Important compatibility factors include gas type (natural gas vs. propane), BTU rating, connection types, and physical dimensions. Using an incorrect valve can result in poor performance, premature failure, or dangerous gas leaks. Always consult your water heater's documentation or a professional plumber to identify the appropriate replacement valve for your unit.

The Highlandville, MO homeowners’ guide to water heater repair or services

From average costs to expert advice, get all the answers you need to get your job done.