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%97+23.5Value 14%88+12.4Replies to reviews 7%100+7.1Experts Score= 95Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.95SCOREDeljo Heating, Cooling & Plumbing
Joliet, IL · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #6Position by Experts Score among all companies we track in this category. of 10 boiler installers · 5.0★ from 426 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: momentum and replies to reviews; 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.Deljo Heating, Cooling & Plumbing 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.Deljo Heating, Cooling & Plumbing is better than 97% of boiler installers.A
97
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.Deljo Heating, Cooling & Plumbing is better than —% of boiler installers.–
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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.Deljo Heating, Cooling & Plumbing is better than 88% of boiler installers.A
88
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.Deljo Heating, Cooling & Plumbing 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.Deljo Heating, Cooling & Plumbing is better than 100% of boiler installers.A
100
Reviews for your job
Customers hired Deljo Heating, Cooling & Plumbing for 8 kinds of job.
Deljo Heating, Cooling & Plumbing for thermostat installation
Clear ✕Jobs reviewedHow many Google reviews are tagged with this job.5
★ 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.$2,000+
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 88/100.How Job match is calculatedBuilt only from reviews Google tagged “Thermostat installation”: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 / 6
Said fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.100%
All 5 Google reviews tagged “Thermostat installation”
Howard2 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. · a week ago★★★★★
Rich did a great job. He was very informative throughout the processes.
Paid $2,000+Reasonable priceHeating system installationThermostat installation
shannonLocal Guide · 15 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★★★★★
Carlos installed my new thermostat and educated me in a happy and professional manor. Thank you so much!
Paid $200–400Great priceThermostat installation
MichelleLocal Guide · 17 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. · 2 months ago★★★★★
Carlos, Tony, Kasey we're amazing! We ran into a few obstacles but they found ways to get the job done. Professional, kept me updated and even helped me with a being smoke detector! Highly recommend this company!
A/C system maintenanceInstallationInstall AC
susan1 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 months ago★★★★★
Drew came out and installed several new items on our air conditioning system and is extremely knowledgeable and a true professional.
Paid $1,800–2,000Reasonable priceA/C system maintenanceThermostat installation
robin2 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 months ago★★★★★
Rating only, no written review.
Paid $2,000+Great priceA/C system dismantlementInstallationHeating system installation
Price
$383+68% 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 19%Reasonable 69%Overpriced 2%Not sure 11%
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| HVAC system maintenance | 108 | $37–$264 |
| HVAC system repair | 95 | $145–$618 |
| A/C system maintenance | 63 | $39–$318 |
| A/C system repair | 21 | $216–$611 |
| Heating system maintenance | 16 | $37–$317 |
| Install AC | 12 | $1.6k–$3.2k |
| Heating system installation | 11 | $1.4k–$2.8k |
| Installation | 10 | — |
