How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%95+51.8Reliability 24%96+23.3Value 14%84+11.9Replies to reviews 7%100+7.1Experts Score= 94Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.94SCOREFlow Masters Plumbing, Drain and Water Heater
Daly City, CA · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #4Position by Experts Score among all companies we track in this category. of 14 sump pump repair services · 5.0★ from 715 Google reviews
Report card
Percentile vs other sump pump repair services (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: craft & service and momentum; weakest: value.
Reviews for your job
Customers hired Flow Masters Plumbing, Drain and Water Heater for 8 kinds of job.
Flow Masters Plumbing, Drain and Water Heater for water heater repair
Clear ✕All 38 Google reviews tagged “Water heater repair”
Miguel and Daniel were great! They were very professional, and solved the issue with my broken ignitor on my hot water heater right away. Miguel even thought to mention ahead of time that I could purchase and ignitor from my property management office, so I had that ready.
Good listener, really cares, happy to help
I use FMP for my home and for my clients that own industrial and office property.
Very nice people and knowledgeable technicians. Have used them twice for my tankless water heater and will use them again.
Hydroflush and Radiant floor heat repair.
Excellent service. I have used flow masters for several projects and appreciate their responsiveness and thorough work.
Miguel and Alberto from Flow Masters did a great job resolving an issue with my water heater, and the communication with the company was flawless.
Quick, knowledgeable response to plumbing needs. Fair price.
Flow Masters was very responsive in returning my call and then in scheduling a service to my water heater. All the staff were professional and very helpful.
After my excellent experience with Flow Masters this weekend, it is a true pleasure to write this review. It is a little lengthy, so if you don't want to read the entire thing, I will say I unhesitatingly recommend Flow Masters based on their efficiency, honesty and seemingly incredible work ethic! Why? Read on ...…
Sebastien was extremely knowledgeable and friendly. Will definitely use Flow Masters for all of our plumbing needs.
prompt, courteous and thorough service.
Very prompt and professional experience replacing my radiant heater and troubleshooting my heating set up issue from thermostat to valves and pipes. Gustavo was a delight to work with; very professional and organized. He came out several times to make sure the project is completed to satisfaction. The technician,…
Gustavo is an absolute gem in the industry! Always putting customers’ interests first and has deep knowledge of plumbing issues. Would highly recommend!
Flow Masters Plumbing was responsive on a weekend when I had a complex issue with a water heater tied into radiant heat flooring. I would highly recommend them.
What started as a forceful change turned out to be a great experience and my PREFERRED vendor now anywhere I go! I will also call Flow Masters Plumbing first before anyone else!
On Sunday Morning at 7am, we had no hot water. We called flowmaster and received live person who told us someone would call us within 15mins who was knowledgeable about our boiler. A technician Conor called us back in less than 5mins and arranged for a time to come out in the next hour or so. Connor arrived and…
Flow Masters is simply the best. They installed all the plumbing for a big home remodel, and all subsequent service, inspections, and repairs. I’ve always been completely satisfied!
I needed an outdoor hose spigot installed in my backyard and my radiant floor heater serviced. They responded in a timely manner to set up an appointment to evaluate my home. Alan came out to inspect things and explain what needed to be done. The estimate was very reasonable. On the day of the actual work, they…
I called Flow Masters because the company that manufactured my water heater gave me their number. They came within an hour of my call and fixed the problem. Conor G. Was awesome! He even gave us suggestions on how to make the water heater work better! I will definitely be calling them again if I have any issues!!
Our tankless hot water heater suddenly started producing water that was only lukewarm. Connor from Flow Masters arrived early. He was courteous, friendly, and professional. Connor quickly diagnosed the problem as cold water crossing over to the hot water line. He also gave me enough information that I was able to…
Conor and the crew at Flow Masters are prompt, professional and knowledgeable. I’ve used them for a couple different jobs and would certainly utilize their service in the future.
On time as promised quickly and well done
I highly recommend Flow Masters Plumbing: Both Conor and Carlos were great! They responded in a prompt way and came out to our house in a timely fashion. They explained what they found wrong with the system and gave options on how to repair our radiant heating system. They were extremely professional and I would highly recommend them.
Couldn't ask for a better group of people.
Great service from both Alberto & Connor repairing our radiant heat boiler & restoring heat & hot water. Thankful for your help!
We are building contractors here in San Francisco and we have relied on Flowmasters Plumbing for 10 years now. They are experts at installing radiant heating systems and are extremely knowledgable about all aspects of plumbing. Their customer service is efficient and reliable, their rates are competitive and I wholeheartedly recommend them.
My radiant heat system had some zones that were not working and they replaced some valves of some sort. What a relief ! Finally we have heat all the way through the house.. my kids are super happy! They also did a maintenance on my boiler and said I should really be done once a year. Seemed like a good crew. I’m…
I had flow masters plumbing come out to my existing Munchkin radiant heat boiler and domestic hot water system which was not operating - They performed multiple tests on unit. Gave me a detailed quote for repairers after they diagnosed all issues. Ordered all the part required - gave me a detailed description to…
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Rating only, no written review.
Price
Bar = middle half of what customers paid · gold mark = category median.
Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| Water heater installation | 48 | $1.4k–$2.8k |
| Water heater repair | 38 | $264–$796 |
| Toilet repair | 36 | $251–$611 |
| Plumbing pipe repair | 32 | $269–$1.4k |
| Plumbing leak detection | 26 | $216–$559 |
| Drain cleaning | 26 | $248–$506 |
| Faucet repair | 22 | $264–$782 |
| Heating system repair | 17 | — |
