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%82+44.7Reliability 24%77+18.7Value 14%74+10.5Replies to reviews 7%100+7.1Craft & service penalty98−0.2Momentum penalty91−0.9Experts Score= 80Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.80SCORET.E. Spall & Son
Archbald, PA · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #24Position by Experts Score among all companies we track in this category. of 28 air duct cleaning services · 4.8★ from 2,294 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: replies to reviews and craft & service; 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.T.E. Spall & Son is better than 82% of air duct cleaning services.A
82
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.T.E. Spall & Son is better than 77% of air duct cleaning services.B
77
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.T.E. Spall & Son is better than 98% of air duct cleaning services.A
98
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.T.E. Spall & Son is better than 74% of air duct cleaning services.B
74
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.T.E. Spall & Son is better than 91% of air duct cleaning services.A
91
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.T.E. Spall & Son is better than 100% of air duct cleaning services.A
100
Reviews for your job
Customers hired T.E. Spall & Son for 8 kinds of job.
T.E. Spall & Son for flood cleanup
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
$317-27% 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 21%Reasonable 62%Overpriced 7%Not sure 10%
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| HVAC system maintenance | 227 | $54–$581 |
| Heating system maintenance | 182 | $37–$219 |
| HVAC system repair | 106 | $148–$642 |
| Heating system repair | 106 | $124–$809 |
| A/C system maintenance | 71 | $26–$251 |
| Installation | 54 | $1.2k–$2.4k |
| Ductless heating & A/C services | 47 | $57–$1.1k |
| A/C preventive maintenance | 43 | $39–$219 |
