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 59%100+58.7Reliability 26%100+26.1Value 15%93+14.2Experts 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.99SCOREZeppelin Cleaning Services
Troy, MI · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #3Position by Experts Score among all companies we track in this category. of 28 air duct cleaning services · 5.0★ from 282 Google reviews
Report card
Percentile vs other air duct cleaning 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: satisfaction and reliability; 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.Zeppelin Cleaning Services is better than 100% of air duct cleaning services.A
100
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.Zeppelin Cleaning Services is better than 100% of air duct cleaning services.A
100
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.Zeppelin Cleaning Services is better than —% of air duct cleaning services.–
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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.Zeppelin Cleaning Services is better than 93% of air duct cleaning services.A
93
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.Zeppelin Cleaning Services is better than 100% of air duct cleaning 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.Zeppelin Cleaning Services is better than —% of air duct cleaning services.–
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Reviews for your job
Customers hired Zeppelin Cleaning Services for 2 kinds of job.
Zeppelin Cleaning Services for toilet repair
Clear ✕Jobs reviewedHow many Google reviews are tagged with this job.0
★ on this jobAverage stars on the reviews where the customer tagged this exact job (Google’s “Services” field).—
Usually paidThe price range customers picked most often for this job.—
No written reviews mention this job yet.
No written reviews about this job yet.
Price
$441+2% vs typical air duct cleaning 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 25%Reasonable 73%Overpriced 1%Not sure 0%
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| HVAC duct & vent cleaning | 60 | $478–$742 |
| HVAC system maintenance | 2 | $54–$581 |
