15 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Dinuba: PR Plumbing, Heating & Air Conditioning Inc., CR Score 82/100; 4.8★ from 1,707 Google reviews; open 24/7.
Most-reviewed: Tyson Insulation, 465 Google reviews at 5.0★, the most of 15 ranked after PR Plumbing, Heating & Air Conditioning Inc.; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
15 Dinuba insulation contractors are ranked here by CR Score, from 8 published factors. 1 is open 24/7, 5 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.8★ across 15 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | PR Plumbing, Heating & Air Conditioning Inc. | 82 | 4.8★ (1,707) | Fresno, 25 mi away | 24/7 | Overall |
| 2 | Tyson Insulation | 78 | 5.0★ (465) | Fresno, 24 mi away | — | Most reviews |
| 3 | Superior Insulation and Remodeling Pro. | 78 | 5.0★ (100) | Clovis, 12 mi away | — | — |
| 4 | Just Air Heating & Cooling | 77 | 5.0★ (261) | Fresno, 24 mi away | Sat · Sun · Evenings | — |
| 5 | Shaw's Home Comfort | 76 | 4.8★ (98) | Visalia, 16 mi away | Sat · Sun · Evenings | — |
| 6 | Allstate Spray Foam Roofing | 74 | 5.0★ (12) | Fresno, 23 mi away | Sat · Sun · Evenings | — |
| 7 | Cal Spray Foam Insulation | 74 | 5.0★ (12) | Clovis, 25 mi away | Sat | — |
| 8 | Winegard Energy Inc | 72 | 3.8★ (4) | Fresno, 22 mi away | — | — |
| 9 | Bay Insulation of California Inc. | 72 | 3.3★ (3) | Fresno, 21 mi away | — | — |
| 10 | Masterguard | 70 | 5.0★ (10) | Clovis, 25 mi away | Evenings | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.8★ from 1,707 Google reviews, the most Google reviews on this list (1,707).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fresno, 24 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 465 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Clovis, 12 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 100 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fresno, 24 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 261 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Visalia, 16 mi away
Ranked #5 because of its Google rating and availability: 4.8★ from 98 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fresno, 23 mi away
Ranked #6 because of its Google rating and availability: 5.0★ from 12 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Clovis, 25 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fresno, 22 mi away
Ranked #8 because of its Google rating and trade focus: 3.8★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Fresno, 21 mi away
Ranked #9 because of its Google rating and trade focus: 3.3★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Clovis, 25 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Woodlake, 18 mi away
Ranked #11 because of its Google rating and trade focus: 4.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Visalia, 14 mi away
Ranked #12 because of its Google rating and trade focus: 3.4★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fresno, 24 mi away
Ranked #13 because of its Google rating and trade focus: 4.1★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fresno, 22 mi away
Ranked #14 because of its Google rating and trade focus: 3.8★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Visalia, 21 mi away
Ranked #15 because of its Google rating and review volume: 4.8★ from 72 Google reviews, 72 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
7 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 |
|---|---|---|
| Balanced Comfort Cooling, Heating & Plumbing | 16 mi | |
| Dinuba Hvac Contractor. | 4.5★ (27) | In Dinuba |
| L & L Interiors Inc | 5.0★ (2) | 23 mi |
| Risenhoover Insulation & Gutters | 10 mi | |
| Rouch Builders | 24 mi | |
| Superior insulation | 5.0★ (2) | 22 mi |
| Western Insulation | 23 mi |
National price ranges in USD, not adjusted for Dinuba. 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 |
We scored 15 Dinuba insulation contractors on 8 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. Unknown factors are left out of the score, 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 Dinuba data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |