59/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 168 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 168 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 10 AM–2 PM · Sun closed
Best Insulation Contractors in Windsor Locks, CT (2026)
51 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Windsor Locks: Fogarty's Home Services, CR Score 59/100; 4.8★ from 168 Google reviews; open Saturdays until 2 PM.
- 17
Best for emergencies (open 24/7): Scalzo Mechanical Insulation, LLC, posts 24/7 hours; ranked #17 of 51.
- 23
Most-reviewed: American Installations, 1,054 Google reviews at 4.9★, the most of 51 ranked; ranked #23.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
51 Windsor Locks insulation contractors are ranked here by CR Score, from ten published factors. 3 are open 24/7, 25 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 4.9★ across 51 rated businesses.
Top 10 insulation contractors in Windsor Locks at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Fogarty's Home Services | 59 | 4.8★ (168) | Hartford, 8 mi away | Sat | Overall |
| 2 | Precision | 59 | 5.0★ (23) | Ellington, 4 mi away | Sat · Sun · Evenings | — |
| 3 | Eco Energy Guard LLC | 59 | 5.0★ (96) | Farmington, 16 mi away | Sat · Sun · Evenings | — |
| 4 | JT Energy LLC | 56 | 4.9★ (33) | South Windsor, 9 mi away | Sat | — |
| 5 | Koala Insulation of Eastern Connecticut | 56 | 4.9★ (83) | Manchester, 11 mi away | — | — |
| 6 | Green Collar | 56 | 4.9★ (309) | South Hadley, 20 mi away | — | — |
| 7 | Best | 55 | 4.8★ (16) | Windsor, 5 mi away | Sat | — |
| 8 | Priority Spray Foam | 55 | 5.0★ (23) | Hartford, 11 mi away | Sat · Evenings | — |
| 9 | Koala Insulation of Central Connecticut | 55 | 5.0★ (158) | Cromwell, 19 mi away | — | — |
| 10 | Collins & Co | 55 | 4.5★ (28) | Ellington, 1 mi away | — | — |
The 51 best insulation contractors in Windsor Locks, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
#2 Precision
Based in Ellington, 4 mi away
59/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 23 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat 8 AM–6 PM · Sun 8 AM–5 PM
Based in Farmington, 16 mi away
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 96 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun 7 AM–5 PM
Based in South Windsor, 9 mi away
56/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 33 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 33 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 200 Burnham St, South Windsor, CT 06074
Based in Manchester, 11 mi away
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 83 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 83 Google reviews
- Hours
- Mon 8 AM–5 PM · Tue 8 AM–6 PM · Wed 8 AM–5 PM · Thu 8 AM–6 PM · Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 90 Progress Dr, Manchester, CT 06042
#6 Green Collar
Based in South Hadley, 20 mi away
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 309 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 309 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 48 Lamb St, South Hadley, MA 01075
#7 Best
Based in Windsor, 5 mi away
55/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 16 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat 9 AM–3 PM · Sun closed
- Address
- 77 Pierson Ln unit e, Windsor, CT 06095
Based in Hartford, 11 mi away
55/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 23 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 41 Irving St, Hartford, CT 06112
Based in Cromwell, 19 mi away
55/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 158 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 158 Google reviews
- Hours
- Mon–Fri 8:30 AM–4 PM · Sat–Sun closed
- Address
- 148 Dividend Rd Unit A, Rocky Hill, CT 06067
#10 Collins & Co
Based in Ellington, 1 mi away
55/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.5★ from 28 Google reviews, listed on Google as “Insulation contractor”.
- 4.5★ from 28 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 23 Thompson Rd, East Windsor, CT 06088
#11 Priority Inc.
Based in East Hartford, 13 mi away
55/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 24 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 23 Elms Village Dr, East Hartford, CT 06118
#12 Ari Spray Foam
Based in Hartford, 8 mi away
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 4 Google reviews
- Hours
- Mon–Sun 6 AM–7 PM
- Address
- 65 Highland Park Dr, Bloomfield, CT 06002
Based in West Hartford, 10 mi away
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 36 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
- Address
- 200 Bloomfield Ave #3868, West Hartford, CT 06117
Based in Farmington, 13 mi away
54/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.4★ from 30 Google reviews, listed on Google as “Insulation contractor”.
- 4.4★ from 30 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun closed
- Address
- 35 E Main St #359, Avon, CT 06001
Based in Westfield, 14 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 45 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 54 Mainline Dr Unit C, Westfield, MA 01085
Based in Glastonbury, 16 mi away
53/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 6 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun 7 AM–3 PM
- Address
- 22 Kreiger Ln, Glastonbury, CT 06033
Based in Farmington, 19 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 3 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 507 Carlton Ln, Rocky Hill, CT 06067
Based in Ellington, 9 mi away
53/100CR ScoreRanked #18 because of its Google rating and review volume: 4.7★ from 787 Google reviews.
- 4.7★ from 787 Google reviews
- Hours
- Mon–Fri 7:30 AM–4 PM · Sat–Sun closed
- Address
- 100 West Rd #2, Ellington, CT 06029
Based in Enfield, 13 mi away
52/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 18 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
Based in Bethel, 25 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 25 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
#21 Energy Nerds LLC
Based in New Britain, 19 mi away
52/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Insulation contractor”.
- 4.7★ from 15 Google reviews
- Hours
- Mon–Sat 7 AM–6 PM · Sun closed
- Address
- Chapman St, New Britain, CT 06051
Based in Cheshire Village, 22 mi away
52/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.2★ from 56 Google reviews, listed on Google as “Insulation contractor”.
- 4.2★ from 56 Google reviews
- Hours
- Mon–Fri 6 AM–5 PM · Sat 7 AM–12 PM · Sun closed
- Address
- 105A Clark Dr, East Berlin, CT 06023
Based in Chicopee, 22 mi away
52/100CR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 1,054 Google reviews, the most in Windsor Locks.
- 4.9★ from 1,054 Google reviews
- Hours
- Mon–Thu 7:30 AM–7:30 PM · Fri 7:30 AM–5 PM · Sat–Sun closed
- Address
- 43 W State St, Granby, MA 01033
Based in Simsbury Center, 4 mi away
51/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 3 Google reviews
- Hours
- Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
- Address
- 15 Bradley Park Rd, East Granby, CT 06026
Based in Cromwell, 20 mi away
51/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 11 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 10 AM–2 PM · Sun closed
- Address
- 1275 Cromwell Ave STE B-14, Rocky Hill, CT 06067
Insulation contractors ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 51 ranked insulation contractors here; the rest are on their profiles.
Also serving Windsor Locks
20 more insulation contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Alex's Energy Insulation Construction LLC | 5.0★ (2) | 24 mi |
| All Seasons Contractor | 5.0★ (17) | In Windsor Locks |
| B&E | 5.0★ (1) | 13 mi |
| Bright Solutions, LLC | 5.0★ (1) | 4 mi |
| Bright Solutions, LLC | 5.0★ (1) | 13 mi |
| Ceilings Inc. | 3.0★ (1) | 14 mi |
| CNC LLC Holyoke,Ma | 5.0★ (2) | 17 mi |
| Connecticut Spray Foam LLC | 1.0★ (1) | 16 mi |
| Connecticut's Handyman | 5.0★ (1) | 13 mi |
| Eman Home | 12 mi | |
| Fleming's Property Services LLC | 5.0★ (1) | 12 mi |
| Gauthier Insulation & Chimney odor removal Ltd | 5.0★ (1) | 19 mi |
| Manchester | 5.0★ (1) | 14 mi |
| New Beginnings Construction & Manufacturing LLC | 10 mi | |
| Northeast Refrigeration & Insulation Inc | 2 mi | |
| Pelletier Insulation | 5.0★ (1) | 19 mi |
| Pro Insulation | 1.0★ (1) | 21 mi |
| Restored Insulation Services Co | 14 mi | |
| Rigid Mason Contractors Inc | 5.0★ (1) | 12 mi |
| TC Daimyo House Restoration And Attic Insulation Services,Hartford, CT | 5.0★ (2) | 10 mi |
How much do insulation contractors cost in Windsor Locks?
National price ranges in USD, not adjusted for Windsor Locks. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | $1,700 | $2,100 | $2,500 | Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range | October 2026 |
How we ranked Windsor Locks insulation contractors
We scored 51 Windsor Locks insulation contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Windsor Locks data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Insulation contractors in Windsor Locks: frequently asked questions
Who is the best insulation contractor in Windsor Locks?
By CR Score, the highest-ranked insulation contractor in Windsor Locks, CT is Fogarty's Home Services with a CR Score of 59/100. It has 4.8★ from 168 Google reviews. It is open Saturdays until 2 PM. Precision (#2) and Eco Energy Guard LLC (#3) follow. We ranked 51 insulation contractors on ten factors, last updated October 22, 2026.
How many insulation contractors are there in Windsor Locks?
ContractorsRanked ranks 51 insulation contractors serving Windsor Locks, CT. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which insulation contractors in Windsor Locks are open 24/7?
3 ranked insulation contractors in Windsor Locks post 24/7 hours. The highest-ranked is Scalzo Mechanical Insulation, LLC (#17). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in Windsor Locks work on weekends?
25 of 51 ranked insulation contractors post Saturday hours and 8 post Sunday hours. The highest-ranked open Saturdays are Fogarty's Home Services (#1), Precision (#2) and Eco Energy Guard LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Windsor Locks?
Attic insulation typically costs $1,700 to $2,500, with $2,100 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range). This is a national range, not adjusted for Windsor Locks. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Windsor Locks insulation contractors have?
The median Google rating among 51 rated insulation contractors in Windsor Locks is 4.9★, with a median of 21 reviews. American Installations has the most, 1,054 reviews, and ranks #23. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank insulation contractors?
Each insulation contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do insulation contractors outside Windsor Locks count in this ranking?
Yes, if they are within 25 mi of the Windsor Locks city center, our service radius for insulation contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for Windsor Locks
- October 2026: CR Scores recalculated for 51 insulation contractors serving Windsor Locks.
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