66/100CR Score
Ranked #1 because of its Google rating and review volume: 5.0★ from 1,843 Google reviews, the most in Temecula.
- 5.0★ from 1,843 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 38340 Innovation Ct Ste H804, Murrieta, CA 92563
Best Insulation Contractors in Temecula, CA (2026)
16 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Temecula: QC Guys - Whole House Fan Experts, CR Score 66/100; 5.0★ from 1,843 Google reviews; open 7 days a week.
- 5
Best for emergencies (open 24/7): Vista Insulation Inc., posts 24/7 hours; ranked #5 of 16.
- 4
Most-reviewed: EcoGuard Pest Management, 637 Google reviews at 4.9★, the most of 16 ranked after QC Guys - Whole House Fan Experts; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
16 Temecula insulation contractors are ranked here by CR Score, from ten published factors. 4 are open 24/7, 11 open Saturdays and 11 open Sundays, based on posted hours. The median Google rating is 5.0★ across 16 rated businesses.
Top 10 insulation contractors in Temecula at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | QC Guys - Whole House Fan Experts | 66 | 5.0★ (1,843) | Murrieta, 5 mi away | Sat · Sun | Overall |
| 2 | ABetter Vent Cleaning | 61 | 4.9★ (532) | Temecula | — | — |
| 3 | Insulation Commandos of Temecula Valley & North San Diego | 59 | 5.0★ (27) | Murrieta, 3 mi away | Sat · Sun · Evenings | — |
| 4 | EcoGuard Pest Management | 59 | 4.9★ (637) | San Marcos, 24 mi away | Sat · Sun · Evenings | Most reviews |
| 5 | Vista Insulation Inc. | 56 | 5.0★ (31) | Vista, 23 mi away | 24/7 | Emergencies |
| 6 | Optimal Insulation Oceanside inc. | 56 | 5.0★ (31) | Oceanside, 24 mi away | 24/7 | — |
| 7 | 951 Construction, Inc. | 55 | 4.1★ (16) | Wildomar, 10 mi away | Sat · Sun | — |
| 8 | Phoenix insulation inc | 55 | 5.0★ (44) | Escondido, 25 mi away | 24/7 | — |
| 9 | CJP INSULATION | 54 | 5.0★ (4) | Menifee, 14 mi away | Sat · Sun · Evenings | — |
| 10 | Curley's Home Services | 51 | 5.0★ (5) | San Marcos, 24 mi away | Sat · Sun | — |
The 16 best insulation contractors in Temecula, 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 Temecula
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 532 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 532 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
- Address
- 42274 Rio Nedo Rd unit 5, Temecula, CA 92590
Based in Murrieta, 3 mi away
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 27 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 26323 Jefferson Ave Suite E103, Murrieta, CA 92562
Based in San Marcos, 24 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 637 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 637 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 120 N Pacific St, San Marcos, CA 92069
Based in Vista, 23 mi away
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 31 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2244 S Santa Fe Ave Ste H1, Vista, CA 92084
Based in Oceanside, 24 mi away
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 31 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 303 Garfield St, Oceanside, CA 92054
Based in Wildomar, 10 mi away
55/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.1★ from 16 Google reviews, listed on Google as “Insulation contractor”.
- 4.1★ from 16 Google reviews
- Hours
- Mon–Sun 8 AM–6 PM
- Address
- 24301 Oak Circle Dr, Wildomar, CA 92595
Based in Escondido, 25 mi away
55/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 44 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1971 E Washington Ave #3, Escondido, CA 92027
Based in Menifee, 14 mi away
54/100CR ScoreRanked #9 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 5 AM–9 PM
- Address
- 29655 Peacock Mountain Dr, Menifee, CA 92584
Based in San Marcos, 24 mi away
51/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 5 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 508 Glenheather Dr, San Marcos, CA 92069
#11 JD Pest
Based in Oceanside, 22 mi away
51/100CR ScoreRanked #11 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 9 AM–12 PM · Sun closed
- Address
- 892 Boxwood Ct S, Oceanside, CA 92058
Based in Vista, 21 mi away
49/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
- Address
- 3305 Sagewood Hills Rd, Vista, CA 92084
Based in San Jacinto, 22 mi away
49/100CR ScoreRanked #13 because of its Google rating and availability: 4.6★ from 18 Google reviews, open 24/7.
- 4.6★ from 18 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1303 S State St Unit A, San Jacinto, CA 92583
Based in Valley Center, 22 mi away
47/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 15 Google reviews, listed on Google as “Air duct cleaning service”.
- 4.9★ from 15 Google reviews
- Hours
- Mon–Sat 7 AM–9 PM · Sun 9 AM–5 PM
- Address
- 15954 Woods Valley Rd, Valley Center, CA 92082
Based in Murrieta, 3 mi away
46/100CR ScoreRanked #15 because of its Google rating and trade focus: 3.6★ from 7 Google reviews, listed on Google as “Painter”.
- 3.6★ from 7 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 41228 Raintree Ct, Murrieta, CA 92562
#16 Saber
Based in Vista, 24 mi away
45/100CR ScoreRanked #16 because of its Google rating and review volume: 4.7★ from 86 Google reviews.
- 4.7★ from 86 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 1320 Distribution Way # B, Vista, CA 92081
Also serving Temecula
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 |
|---|---|---|
| All Seasons Insulation | 2.0★ (1) | 21 mi |
| California Home Center | 5.0★ (173) | In Temecula |
| Ceiling Concepts Drywall | 5.0★ (2) | In Temecula |
| Good Start Insulation | 5.0★ (1) | 20 mi |
| Hemet Acoustical & Insulation | 5.0★ (1) | 21 mi |
| Innovative Home Energy Solutions | 4.9★ (278) | In Temecula |
| Insulate Plus | 5.0★ (2) | 24 mi |
| LMTLSS Home | 5.0★ (17) | In Temecula |
| On Time Home Services | 4.9★ (751) | In Temecula |
| RhinoGard | Insulation & Energy-Efficient Solutions | 11 mi | |
| Sears Heating and Air Conditioning | 3.0★ (2) | In Temecula |
| Smart Spray Foam Insulators | 20 mi | |
| Son of a Mitch Construction | 14 mi | |
| Spray Foam Unlimited | 11 mi | |
| Superior Insulation & Acoustics | 5.0★ (2) | 8 mi |
| Superior Insulation & Acoustics | 5.0★ (2) | 16 mi |
| The Green Retrofit | 15 mi | |
| Whole House Fan Installers | 5.0★ (8) | In Temecula |
| Whole House Fan Installers | 5.0★ (1) | In Temecula |
| Whole House Fans San Diego | In Temecula |
How much do insulation contractors cost in Temecula?
National price ranges in USD, not adjusted for Temecula. 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 Temecula insulation contractors
We scored 16 Temecula 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 Temecula 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 Temecula: frequently asked questions
Who is the best insulation contractor in Temecula?
By CR Score, the highest-ranked insulation contractor in Temecula, CA is QC Guys - Whole House Fan Experts with a CR Score of 66/100. It has 5.0★ from 1,843 Google reviews. It is open 7 days a week. ABetter Vent Cleaning (#2) and Insulation Commandos of Temecula Valley & North San Diego (#3) follow. We ranked 16 insulation contractors on ten factors, last updated October 22, 2026.
How many insulation contractors are there in Temecula?
ContractorsRanked ranks 16 insulation contractors serving Temecula, CA. 1 of them is based in Temecula; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which insulation contractors in Temecula are open 24/7?
4 ranked insulation contractors in Temecula post 24/7 hours. The highest-ranked are Vista Insulation Inc. (#5), Optimal Insulation Oceanside inc. (#6) and Phoenix insulation inc (#8). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in Temecula work on weekends?
11 of 16 ranked insulation contractors post Saturday hours and 11 post Sunday hours. The highest-ranked open Saturdays are QC Guys - Whole House Fan Experts (#1), Insulation Commandos of Temecula Valley & North San Diego (#3) and EcoGuard Pest Management (#4). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Temecula?
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 Temecula. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Temecula insulation contractors have?
The median Google rating among 16 rated insulation contractors in Temecula is 5.0★, with a median of 23 reviews. QC Guys - Whole House Fan Experts has the most, 1,843 reviews, and ranks #1. 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 Temecula count in this ranking?
Yes, if they are within 25 mi of the Temecula 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 Temecula
- October 2026: CR Scores recalculated for 16 insulation contractors serving Temecula.
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