Analyzing 5,867,1915.9M ReviewsFor 16,20516.2K Experts

Experts Reviews · Company report
Flow Masters Plumbing, Drain and Water Heater logoHow 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.94SCORE

Flow 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

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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.

SatisfactionSatisfaction · 54% of the scoreRecency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Flow Masters Plumbing, Drain and Water Heater is better than 95% of sump pump repair services.A
95
ReliabilityReliability · 24% of the scoreHow rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Flow Masters Plumbing, Drain and Water Heater is better than 96% of sump pump repair services.A
96
Craft & serviceCraft & service · 0% of the scoreGoogle review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Flow Masters Plumbing, Drain and Water Heater is better than 100% of sump pump repair services.A
100
ValueValue · 14% of the scoreCustomers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Flow Masters Plumbing, Drain and Water Heater is better than 84% of sump pump repair services.A
84
MomentumMomentum · 0% of the scorePenalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Flow Masters Plumbing, Drain and Water Heater is better than 100% of sump pump repair services.A
100
Replies to reviewsReplies to reviews · 7% of the scoreHow often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.Flow Masters Plumbing, Drain and Water Heater is better than 100% of sump pump repair services.A
100

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 shower installation

Clear ✕
Jobs reviewedHow many Google reviews are tagged with this job.7
★ on this jobAverage stars on the reviews where the customer tagged this exact job (Google’s “Services” field).5.00
Usually paidThe price range customers picked most often for this job.$1,000+
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 87/100.How Job match is calculatedBuilt only from reviews Google tagged “Shower installation”:Stars on this job 55%Number of such jobs 25%Overall Experts Score 20%Stars are pulled toward the category average when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.#2 / 8

All 7 Google reviews tagged “Shower installation”

Tipsuwan4 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 6 months ago★★★★★

Flow Masters Plumbing did a great job installing my sewer drain. They were on time, professional, and got the work done right. Highly recommend!

Paid $1,000+Great priceShower installation
Peter1 reviewTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 2 years ago★★★★★

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!

Faucet installationGarbage disposal installationShower installation+ Responsiveness+ Punctuality+ Quality
Williamtriggs1Local Guide · 12 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 3 years ago★★★★★

Awesome job! Consummate professionals. Cheerful, tidy, fast— everything you want in a plumber.

Faucet installationShower installationWater heater installation+ Value
Christopher2 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 3 years ago★★★★★

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.

Plumbing leak detectionFaucet installationShower installation
antonio1 reviewTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 3 years ago★★★★★

I can highly recommend Flow Masters Plumbing. I've used their services for the past 7 years and have been impressed with their work. They are professional, on time, deliver quality work in the time frame they propose and stay on budget. What stands out the most is that they are problem solvers. If you don't quite…

Faucet installationShower installationToilet installation+ Punctuality+ Quality+ Professionalism
Nancy9 months ago★★★★★

Rating only, no written review.

Heating system repairShower installation
Luis1 reviewTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 2 years ago★★★★★

Rating only, no written review.

Shower installation+ Value

Price

$1.2k+156% vs typical sump pump repair services

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.

Great price 14%Reasonable 67%Overpriced 4%Not sure 15%

Jobs customers hired them for

JobReviewsCategory typical
Water heater installation48$1.4k–$2.8k
Water heater repair38$264–$796
Toilet repair36$251–$611
Plumbing pipe repair32$269–$1.4k
Plumbing leak detection26$216–$559
Drain cleaning26$248–$506
Faucet repair22$264–$782
Heating system repair17—

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