The Best Tank Installation
We graded 24 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 8,123 Google reviews of 24 top-rated tank installation nationwide. Updated November 1, 2026.
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Best tank installation for repair HVAC
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Delcor Inc. Heating Cooling PlumbingHow Job match is calculatedBuilt only from reviews Google tagged “Repair HVAC”:Stars on this job 55%4.76★Number of such jobs 25%17Overall Experts Score 20%73Job match= 78Stars are pulled toward the category average (4.84★) 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.78Job match = this company’s ★ on reviews Google tagged “Repair HVAC” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.
What customers said about repair HVAC
Delcor Inc. Heating Cooling Plumb…Our new (to us) house came with a number of heating, cooling and especially chaotic behavior from the hot/cold water controls (showers intermittently spiking from scalding hot to bitter cold... very distressing). This is a large house integrated with both new and old HVAC and plumbing technology... a real spider…
Delcor Inc. Heating Cooling Plumb…Called for heating problems and Justin called and came out fixed the problem. He explained the problem and fixed it fast. Very professional and knowledgeable. Thanks you Delcor for hiring Justin.
Delcor Inc. Heating Cooling Plumb…While Delcor is very professional and always comes to help in a timely manner, we’ve had nothing but trouble with our HVAC system since they installed it in our newly built house 6 years ago. We’ve spent thousands of dollars repairing our broken down HVAC unit. Like clockwork, the heat doesn’t turn on in the Fall,…
Delcor Inc. Heating Cooling Plumb…My second use of Delcor for A/C repairs...both times were minor repairs that were handled quickly and professionally for minimal expense...very professional service techs both times...highly recommend them.
Delcor Inc. Heating Cooling Plumb…Your technician was very knowledgeable, very prompt, and very respectful and nice. He did a very good job in servicing our a/c unit. I enjoy being a customer for Delcor. KEEP up the good service and very friendly employees. Thank You.
Delcor Inc. Heating Cooling Plumb…Quick service, Grant was top notch fixing the A/C unit. Thanks to the Delcor Team for getting this done.
Overall ratings
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of tank installation).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-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.Reliability (24%): How 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.Craft & service (0%): Google 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.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises 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.Replies to reviews (7%): How 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.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
|---|---|---|---|---|---|
| 1 |  RMR Septic ServicesManchester, TN | A 99How 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 59%99+58.1Reliability 26%97+25.3Value 15%100+15.2Experts Score= 99Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 5.00 | $443 |
| 2 |  Lane's Portable Restrooms & SepticManchester, TN | A 98How 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 59%98+57.5Reliability 26%96+25Value 15%100+15.2Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 5.00 | $454 |
| 3 |  Mays Septic Solutions LLCBessemer, AL | A 98How 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 59%98+57.5Reliability 26%96+25Value 15%100+15.2Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 5.00 | $542 |
| 4 |  Valley Plumbing NWNewberg, OR | A 98How 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 59%98+57.5Reliability 26%96+25Value 15%100+15.2Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 4.98 | $556 |
| 5 |  West Side Drain and SepticNewberg, OR | A 96How 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%96+52.4Reliability 24%95+23Value 14%100+14.1Replies to reviews 7%99+7Craft & service penalty97−0.3Experts Score= 96Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.95 | — |
| 6 |  Madden Plumbing Services, IncBessemer, AL | A 95How 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%94+51.3Reliability 24%95+23Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty95−0.5Experts Score= 95Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.91 | $680 |
| 7 |  Roto-Rooter Plumbing & Water CleanupGreenville, NC | A 94How 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 69%95+65.8Reliability 31%93+28.6Experts Score= 94Not enough data for value, replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–––– | 4.91 | — |
| 8 |  Bennie A Moore Septic Tank ServicesGreenville, NC | A 93How 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%96+52.4Reliability 24%94+22.8Value 14%100+14.1Replies to reviews 7%48+3.4Craft & service penalty99−0.1Experts Score= 93Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAC | 4.93 | $472 |
| 9 |  Brass Monkey PlumbingNewberg, OR | A 92How 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%96+52.4Reliability 24%97+23.5Value 14%99+14Replies to reviews 7%36+2.5Craft & service penalty97−0.3Experts Score= 92Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAD | 4.96 | $705 |
| 10 |  Oregon PlumbingNewberg, OR | A 91How 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 59%93+54.6Reliability 26%87+22.7Value 15%94+14.3Craft & service penalty99−0.1Experts Score= 91Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 4.92 | $902 |
| 11 |  Plumbs Up Plumbing - Greenville, NCGreenville, NC | A 90How 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%91+49.6Reliability 24%92+22.3Value 14%100+14.1Replies to reviews 7%68+4.8Craft & service penalty87−1.3Experts Score= 90Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAB | 4.88 | $429 |
| 12 |  Alabama Plumbing Services, LLCBessemer, AL | A 89How 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%93+50.7Reliability 24%94+22.8Value 14%98+13.9Replies to reviews 7%19+1.3Craft & service penalty99−0.1Experts Score= 89Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAF | 4.94 | $1.4k |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
|---|---|---|---|---|
| Plumbing pipe repair | $295 | $453 | $755 | 96% |
| Drain cleaning | $276 | $366 | $493 | 94% |
| Plumbing leak detection | $172 | $394 | $888 | 98% |
| Toilet repair | $227 | $322 | $585 | 95% |
| Water heater installation | $1.2k | $1.9k | $2.5k | 97% |
| Plumbing leak repair | $209 | $393 | $680 | 96% |
| Outdoor plumbing system repair | $479 | $1.1k | $1.9k | 98% |
| Faucet installation | $352 | $548 | $1.8k | 98% |
| Faucet repair | $228 | $325 | $858 | 96% |
| Sewer repair | $503 | $932 | $1.9k | 94% |
| HVAC system maintenance | $78 | $228 | $420 | 95% |
| Water heater repair | $402 | $478 | $591 | 94% |
Tank Installation at a glance
How the 24 tank installation we rated compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A1667%
- Grade B625%
- Grade C28%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up1146%
- 4.80–4.89★521%
- 4.60–4.79★625%
- Below 4.60★28%
What customers praise
Share of Google review highlights.
- Quality1,73520%
- Professionalism2,11624%
- Responsiveness1,89422%
- Punctuality1,77120%
- Value1,26814%
Was the price fair?
All price verdicts left with reviews.
- Great price34527%
- Reasonable76359%
- Overpriced615%
- Not sure1189%
Price verdicts by year
Share calling it great / reasonable / overpriced.
How we grade
Satisfaction (54%) — Recency-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.
Reliability (24%) — How 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.
Craft & service (penalty, up to −10) — Google 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.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises 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.
Replies to reviews (7%) — How 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.