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%95+51.8Reliability 24%93+22.5Value 14%100+14.1Replies to reviews 7%100+7.1Experts Score= 96Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.96SCOREComfort Zone Service
Joliet, IL · 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 10 boiler installers · 5.0★ from 394 Google reviews
Report card
Percentile vs other boiler installers (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 value; weakest: reliability.
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.Comfort Zone Service is better than 95% of boiler installers.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.Comfort Zone Service is better than 93% of boiler installers.A
93
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.Comfort Zone Service is better than 100% of boiler installers.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.Comfort Zone Service is better than 100% of boiler installers.A
100
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.Comfort Zone Service is better than 100% of boiler installers.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.Comfort Zone Service is better than 100% of boiler installers.A
100
Reviews for your job
Customers hired Comfort Zone Service for 8 kinds of job.
Comfort Zone Service for repair HVAC
Clear ✕Jobs reviewedHow many Google reviews are tagged with this job.14
★ 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.$800–1,000
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 91/100.How Job match is calculatedBuilt only from reviews Google tagged “Repair HVAC”: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.#4 / 7
Said fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.100%
All 14 Google reviews tagged “Repair HVAC”
DanielLocal Guide · 37 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 a month ago★★★★★
Jordan from Comfort Zone delivered a complete fall furnace tune-up. He is professional, thorough and friendly. Being a member of the Comfort Club gives us peace of mind. Thank you Comfort Zone!
Reasonable priceInstallationHVAC system maintenanceRepair HVAC+ Punctuality+ Quality+ Professionalism
Redman822Local Guide · 72 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. · 4 months ago★★★★★
Great job, very good communication from Josh, our technician. We recommend them highly.
Paid $800–1,000Reasonable priceHVAC system repairHVAC system maintenanceA/C system maintenance
Karen1 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★★★★★
Chad was an awesome technican! Very knowledgeable and honest ! Which is hard to come by these days! Prices beat Competitors by half! Fast service called and came within two hours ! Family owned business , could not ask for a better company! Thank you
Repair HVAC+ Responsiveness+ Punctuality+ Quality
TomLocal Guide · 21 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 4 years ago★★★★★
Best review is my furnaces an AC units never break down when I need them!!
Repair HVAC
Melissa10 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. · 5 years ago★★★★★
Comfort Zone continually keeps you updated as to when the appointment is and when the technician is on the way! Chad was professional and attentive to the issues we were having. Fixed our heating issues that had been going on 2 years! So glad to have his help in the low temps we are experiencing currently and…
CleaningHeating system maintenanceHVAC system maintenance+ Responsiveness+ Punctuality+ Quality
Bello5 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★★★★★
Rating only, no written review.
A/C system maintenanceCleaningHVAC system maintenance+ Responsiveness+ Punctuality+ Quality
Steve1 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★★★★★
Rating only, no written review.
Repair HVAC+ Responsiveness+ Punctuality+ Quality
Sarah4 years ago★★★★★
Rating only, no written review.
Repair HVAC+ Responsiveness+ Punctuality+ Quality
L4 years ago★★★★★
Rating only, no written review.
HVAC system maintenanceRepair HVAC
Ashraf3 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. · 4 years ago★★★★★
Rating only, no written review.
Repair HVAC+ Responsiveness+ Punctuality+ Quality
kevin6 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. · 4 years ago★★★★★
Rating only, no written review.
A/C system maintenanceHVAC system maintenanceHeating system installation+ Responsiveness+ Punctuality+ Quality
dave12 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. · 4 years ago★★★★★
Rating only, no written review.
Repair HVAC+ Responsiveness+ Punctuality+ Quality
Michael5 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. · 5 years ago★★★★★
Rating only, no written review.
Repair HVAC+ Punctuality+ Quality+ Professionalism
howard10 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. · 5 years ago★★★★★
Rating only, no written review.
A/C system maintenanceRepair HVAC+ Responsiveness+ Professionalism
Price
$248+9% vs typical boiler installers
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 38%Reasonable 54%Overpriced 2%Not sure 6%
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| HVAC system maintenance | 105 | $37–$264 |
| A/C system maintenance | 48 | $39–$318 |
| HVAC system repair | 42 | $145–$618 |
| Heating system maintenance | 31 | $37–$317 |
| Heating system installation | 27 | $1.4k–$2.8k |
| Heating system repair | 17 | $78–$745 |
| Cleaning | 17 | $135–$484 |
| Install AC | 17 | $1.6k–$3.2k |
