60/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 521 Google reviews.
- 4.8★ from 521 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 29 Northridge Dr, North Windham, CT 06256
Best Insulation Contractors in Mansfield City, CT (2026)
27 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Mansfield City: Klaus Larsen Roofing, CR Score 60/100; 4.8★ from 521 Google reviews; open 24/7.
- 23
Best for emergencies (open 24/7): RoofMasters, posts 24/7 hours; ranked #23 of 27.
- 13
Most-reviewed: Homestead Comfort, 787 Google reviews at 4.7★, the most of 27 ranked; ranked #13.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
27 Mansfield City insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 13 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 4.8★ across 27 rated businesses.
Top 10 insulation contractors in Mansfield City at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Klaus Larsen Roofing | 60 | 4.8★ (521) | Hebron, 4 mi away | 24/7 | Overall |
| 2 | Anchor Home Inspection | 58 | 5.0★ (611) | East Haddam, 21 mi away | Evenings | — |
| 3 | Fogarty's Home Services | 56 | 4.8★ (168) | Hartford, 20 mi away | Sat | — |
| 4 | Best Home Performance | 56 | 4.6★ (43) | East Haddam, 14 mi away | Sat · Sun | — |
| 5 | Koala Insulation of Eastern Connecticut | 55 | 4.9★ (83) | Manchester, 14 mi away | — | — |
| 6 | Koala Insulation of Central Connecticut | 55 | 5.0★ (158) | Cromwell, 22 mi away | — | — |
| 7 | Precision | 55 | 5.0★ (23) | Ellington, 21 mi away | Sat · Sun · Evenings | — |
| 8 | JT Energy LLC | 54 | 4.9★ (33) | South Windsor, 20 mi away | Sat | — |
| 9 | Priority Inc. | 53 | 5.0★ (24) | East Hartford, 20 mi away | Sat · Evenings | — |
| 10 | C & R Insulation Inc | 53 | 4.6★ (18) | Hebron, 10 mi away | — | — |
The 27 best insulation contractors in Mansfield City, 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.
Based in East Haddam, 21 mi away
58/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 611 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 611 Google reviews
- Hours
- Mon–Fri 8 AM–8 PM · Sat–Sun closed
- Address
- 16 Deer Trail, Montville, CT 06370
Based in Hartford, 20 mi away
56/100CR ScoreRanked #3 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
Based in East Haddam, 14 mi away
56/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.6★ from 43 Google reviews, listed on Google as “Insulation contractor”.
- 4.6★ from 43 Google reviews
- Hours
- Mon–Sun 8 AM–4 PM
- Address
- 247 Old Hartford Rd, Colchester, CT 06415
Based in Manchester, 14 mi away
55/100CR 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
Based in Cromwell, 22 mi away
55/100CR ScoreRanked #6 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
#7 Precision
Based in Ellington, 21 mi away
55/100CR ScoreRanked #7 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 South Windsor, 20 mi away
54/100CR ScoreRanked #8 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 East Hartford, 20 mi away
53/100CR ScoreRanked #9 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
Based in Hebron, 10 mi away
53/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.6★ from 18 Google reviews, listed on Google as “Insulation contractor”.
- 4.6★ from 18 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 784 CT-32, North Franklin, CT 06254
Based in Glastonbury, 19 mi away
53/100CR ScoreRanked #11 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 Hartford, 23 mi away
52/100CR ScoreRanked #12 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 Ellington, 14 mi away
52/100CR ScoreRanked #13 because of its Google rating and review volume: 4.7★ from 787 Google reviews, the most in Mansfield City.
- 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
#14 Best
Based in Windsor, 22 mi away
51/100CR ScoreRanked #14 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 West Hartford, 25 mi away
51/100CR ScoreRanked #15 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 Cromwell, 25 mi away
50/100CR ScoreRanked #16 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
Based in Norwich, 15 mi away
50/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.3★ from 9 Google reviews, listed on Google as “Insulation contractor”.
- 4.3★ from 9 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 43 Wisconsin Ave, Norwich, CT 06360
#18 Collins & Co
Based in Ellington, 22 mi away
50/100CR ScoreRanked #18 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
Based in Norwich, 17 mi away
50/100CR ScoreRanked #19 because of its Google rating and trade focus: 3.7★ from 26 Google reviews, listed on Google as “Insulation contractor”.
- 3.7★ from 26 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 505 Norwich Ave, Taftville, CT 06380
Based in East Haddam, 16 mi away
49/100CR ScoreRanked #20 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 8 AM–5 PM · Sat–Sun closed
- Address
- 16 Nelkin Rd, Colchester, CT 06415
#21 Flag Services
Based in Bridgeport, 11 mi away
48/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “General contractor”.
- 5.0★ from 12 Google reviews
- Hours
- Mon–Fri 7 AM–6 PM · Sat 7 AM–1 PM · Sun closed
Based in East Haddam, 14 mi away
48/100CR ScoreRanked #22 because of its Google rating and review volume: 4.7★ from 82 Google reviews.
- 4.7★ from 82 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
- Address
- 100 Linwood Ave Suite 200, Colchester, CT 06415
#23 RoofMasters
Based in Norwich, 17 mi away
47/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 3 Google reviews, open 24/7.
- 5.0★ from 3 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7 School St, Griswold, CT 06351
Based in West Hartford, 25 mi away
47/100CR ScoreRanked #24 because of its Google rating and trade focus: 3.5★ from 18 Google reviews, listed on Google as “Insulation contractor”.
- 3.5★ from 18 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 24 Andover Dr, West Hartford, CT 06110
Based in East Hartford, 18 mi away
47/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.3★ from 11 Google reviews, listed on Google as “General contractor”.
- 4.3★ from 11 Google reviews
- Hours
- Mon–Fri 7 AM–8 PM · Sat–Sun 8 AM–6 PM
- Address
- 149 Cannon Rd, East Hartford, CT 06108
All 27 insulation contractors
#1 to #25 are shown in full above. Here are #26 to #27, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Solutions of CT | 44 | 4.6★ (21) | 21 mi |
| 27 | Gencarella Drywall & Remodeling | 42 | 4.3★ (6) | 22 mi |
Also serving Mansfield City
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) | 11 mi |
| Bright Solutions, LLC | 5.0★ (1) | 24 mi |
| Bright Solutions, LLC | 5.0★ (1) | 25 mi |
| Ceilings Inc. | 3.0★ (1) | 25 mi |
| Connecticut Spray Foam LLC | 1.0★ (1) | 19 mi |
| Eman Home | 23 mi | |
| Fontaine Enterprises | 24 mi | |
| Green Energy Insulation & Chimney Caps and Covers ltd | 9 mi | |
| H J Houle & Son | 17 mi | |
| Manchester | 5.0★ (1) | 12 mi |
| Mega Innovations LLC | 11 mi | |
| Northeast Refrigeration & Insulation Inc | 22 mi | |
| Pro Insulation | 1.0★ (1) | 15 mi |
| R & R Insulators LLC | 15 mi | |
| R-Value Insulation LLC | 5.0★ (1) | 20 mi |
| R-Value Insulation LLC | 20 mi | |
| Restored Insulation Services Co | 23 mi | |
| Rigid Mason Contractors Inc | 5.0★ (1) | 23 mi |
| TC Daimyo House Restoration And Attic Insulation Services,Hartford, CT | 5.0★ (2) | 22 mi |
| USA Insulation of Eastern Connecticut | 18 mi |
How much do insulation contractors cost in Mansfield City?
National price ranges in USD, not adjusted for Mansfield City. 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 Mansfield City insulation contractors
We scored 27 Mansfield City 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 Mansfield City 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 Mansfield City: frequently asked questions
Who is the best insulation contractor in Mansfield City?
By CR Score, the highest-ranked insulation contractor in Mansfield City, CT is Klaus Larsen Roofing with a CR Score of 60/100. It has 4.8★ from 521 Google reviews. It is open 24/7. Anchor Home Inspection (#2) and Fogarty's Home Services (#3) follow. We ranked 27 insulation contractors on ten factors, last updated October 22, 2026.
How many insulation contractors are there in Mansfield City?
ContractorsRanked ranks 27 insulation contractors serving Mansfield City, CT. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which insulation contractors in Mansfield City are open 24/7?
2 ranked insulation contractors in Mansfield City post 24/7 hours. The highest-ranked are Klaus Larsen Roofing (#1) and RoofMasters (#23). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in Mansfield City work on weekends?
13 of 27 ranked insulation contractors post Saturday hours and 6 post Sunday hours. The highest-ranked open Saturdays are Klaus Larsen Roofing (#1), Fogarty's Home Services (#3) and Best Home Performance (#4). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Mansfield City?
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 Mansfield City. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Mansfield City insulation contractors have?
The median Google rating among 27 rated insulation contractors in Mansfield City is 4.8★, with a median of 23 reviews. Homestead Comfort has the most, 787 reviews, and ranks #13. 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 Mansfield City count in this ranking?
Yes, if they are within 25 mi of the Mansfield City 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 Mansfield City
- October 2026: CR Scores recalculated for 27 insulation contractors serving Mansfield City.
More insulation contractors and Mansfield City pages
Insulation contractors near Mansfield City
- Insulation contractors in Storrs, CT30 ranked
- Insulation contractors in Willimantic, CT27 ranked
- Insulation contractors in Windham, CT23 ranked
- Insulation contractors in Tolland, CT41 ranked
- Insulation contractors in Hebron, CT45 ranked
- Insulation contractors in Rockville, CT48 ranked
- Insulation contractors in Manchester, CT50 ranked
- Insulation contractors in Stafford, CT36 ranked
- Insulation contractors in Ellington, CT47 ranked
- Insulation contractors in Plainfield, CT34 ranked
Other trades in Mansfield City
- Roofers in Mansfield City745 ranked
- Plumbers in Mansfield City237 ranked
- Electricians in Mansfield City186 ranked
- HVAC contractors in Mansfield City261 ranked
- General contractors in Mansfield City279 ranked
- Painters in Mansfield City56 ranked
- Landscapers in Mansfield City97 ranked
- Handymen in Mansfield City29 ranked
- Kitchen remodelers in Mansfield City123 ranked
- Bathroom remodelers in Mansfield City124 ranked
- Flooring contractors in Mansfield City111 ranked
- Tile installers in Mansfield City13 ranked
- Concrete contractors in Mansfield City69 ranked
- Fence contractors in Mansfield City51 ranked
- Deck builders in Mansfield City84 ranked
- Siding contractors in Mansfield City371 ranked
- Window installers in Mansfield City338 ranked
- Gutter installers in Mansfield City91 ranked
- Solar installers in Mansfield City120 ranked
- Garage door repair companies in Mansfield City30 ranked
- Foundation repair companies in Mansfield City117 ranked
- Tree services in Mansfield City197 ranked
- Masonry contractors in Mansfield City115 ranked
- Water damage restoration companies in Mansfield City306 ranked
- Home builders in Mansfield City256 ranked
- Demolition contractors in Mansfield City26 ranked
- All contractors in Mansfield City