Experts Reviews · Company report
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%96+52.4Reliability 24%96+23.3Value 14%98+13.9Replies to reviews 7%78+5.5Craft & service penalty96−0.4Experts Score= 95Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.95SCOREHeil Plumbing & HVAC
Rockville, MD · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #21Position by Experts Score among all companies we track in this category. of 82 septic tank services · 5.0★ from 1,108 Google reviews
Report card
Percentile vs other septic tank 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: momentum and value; weakest: replies to reviews.
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.Heil Plumbing & HVAC is better than 96% of septic tank services.A
96
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.Heil Plumbing & HVAC is better than 96% of septic tank 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.Heil Plumbing & HVAC is better than 96% of septic tank services.A
96
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.Heil Plumbing & HVAC is better than 98% of septic tank services.A
98
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.Heil Plumbing & HVAC is better than 100% of septic tank 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.Heil Plumbing & HVAC is better than 78% of septic tank services.B
78
Reviews for your job
Customers hired Heil Plumbing & HVAC for 8 kinds of job.
Heil Plumbing & HVAC for HVAC system maintenance
Clear ✕Jobs reviewedHow many Google reviews are tagged with this job.2
★ 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.—
Category typicalWhat the middle half of customers paid for this job across all companies in the category.$50–$295
All 2 Google reviews tagged “HVAC system maintenance”
Isaac13 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. · 7 months ago★★★★★
Superb service. I have a unit that's on a top floor and tight space so difficult to service, my tech was experienced and found elegant solutions for every obstacle. Genuinely can't imagine better service.
HVAC system maintenance
NeoLocal Guide · 31 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. · 8 months ago★★★★★
Rating only, no written review.
HVAC system maintenance
Price
$608+46% vs typical septic tank 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 17%Reasonable 67%Overpriced 4%Not sure 12%
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| Plumbing pipe repair | 111 | $322–$1.1k |
| Toilet repair | 95 | $216–$593 |
| Plumbing leak detection | 86 | $104–$618 |
| Drain cleaning | 84 | $228–$493 |
| Faucet repair | 59 | $295–$680 |
| Plumbing leak repair | 55 | $271–$1.1k |
| Water heater installation | 53 | $1.2k–$2.4k |
| Faucet installation | 37 | $314–$845 |
