67/100CR Score
Ranked #1 because of its Google rating and review volume: 5.0★ from 1,843 Google reviews, the most in Murrieta.
- 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 Murrieta, CA (2026)
19 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Murrieta: QC Guys - Whole House Fan Experts, CR Score 67/100; 5.0★ from 1,843 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): NexGen HVAC & Plumbing, posts 24/7 hours; ranked #2 of 19.
- 2
Most-reviewed: NexGen HVAC & Plumbing, 1,769 Google reviews at 4.7★, the most of 19 ranked after QC Guys - Whole House Fan Experts; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
19 Murrieta insulation contractors are ranked here by CR Score, from ten published factors. 3 are open 24/7, 15 open Saturdays and 15 open Sundays, based on posted hours. The median Google rating is 5.0★ across 19 rated businesses.
Top 10 insulation contractors in Murrieta at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | QC Guys - Whole House Fan Experts | 67 | 5.0★ (1,843) | Murrieta | Sat · Sun | Overall |
| 2 | NexGen HVAC & Plumbing | 61 | 4.7★ (1,769) | Riverside, 23 mi away | 24/7 | Emergencies, Most reviews |
| 3 | ABetter Vent Cleaning | 60 | 4.9★ (532) | Temecula, 4 mi away | — | — |
| 4 | Insulation Commandos of Temecula Valley & North San Diego | 60 | 5.0★ (27) | Murrieta | Sat · Sun · Evenings | — |
| 5 | 951 Construction, Inc. | 56 | 4.1★ (16) | Wildomar, 5 mi away | Sat · Sun | — |
| 6 | SoCal Airflow Pros | 55 | 4.9★ (1,005) | Rancho Santa Margarita, 23 mi away | 24/7 | — |
| 7 | CJP INSULATION | 54 | 5.0★ (4) | Menifee, 10 mi away | Sat · Sun · Evenings | — |
| 8 | Pure Foam Insulation | 54 | 5.0★ (23) | San Clemente, 23 mi away | Sat · Sun · Evenings | — |
| 9 | Precision Line Insulation | 53 | 5.0★ (26) | San Clemente, 25 mi away | Sat · Sun · Evenings | — |
| 10 | Attic Construction | 51 | 5.0★ (7) | Rancho Santa Margarita, 24 mi away | Sat · Sun | — |
The 19 best insulation contractors in Murrieta, 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 Riverside, 23 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.7★ from 1,769 Google reviews, listed on Google as “Insulation contractor”.
- 4.7★ from 1,769 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 21800 Van Buren Boulevard Building 4, Riverside, CA 92518
Based in Temecula, 4 mi away
60/100CR ScoreRanked #3 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
60/100CR ScoreRanked #4 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 Wildomar, 5 mi away
56/100CR ScoreRanked #5 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 Rancho Santa Margarita, 23 mi away
55/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 1,005 Google reviews.
- 4.9★ from 1,005 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 29816 Avenida de las Banderas, Rancho Santa Margarita, CA 92688
Based in Menifee, 10 mi away
54/100CR ScoreRanked #7 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 Clemente, 23 mi away
54/100CR 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–Sun 7 AM–7 PM
- Address
- 1271 Puerta Del Sol, San Clemente, CA 92673
Based in San Clemente, 25 mi away
53/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 26 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 520 S El Camino Real, San Clemente, CA 92672
Based in Rancho Santa Margarita, 24 mi away
51/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 7 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun 10 AM–4:30 PM
- Address
- 300 Santa Margarita Pkwy Ste 300/14, Rancho Santa Margarita, CA 92688
Based in Rancho Santa Margarita, 23 mi away
51/100CR 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–Sun 7 AM–7 PM
- Address
- 29821 Aventura, Rancho Santa Margarita, CA 92688
Based in Rancho Santa Margarita, 23 mi away
51/100CR ScoreRanked #12 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 7 AM–7 PM
- Address
- 30402 Esperanza, Rancho Santa Margarita, CA 92688
Based in Rancho Santa Margarita, 23 mi away
51/100CR ScoreRanked #13 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 7 AM–7 PM
- Address
- 30242 Esperanza, Rancho Santa Margarita, CA 92688
#14 JD Pest
Based in Oceanside, 24 mi away
50/100CR ScoreRanked #14 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 Rancho Santa Margarita, 23 mi away
50/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 7 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 7 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat closed · Sun 9 AM–2 PM
- Address
- 30211 Avenida de las Banderas # 200, Rancho Santa Margarita, CA 92688
Based in San Jacinto, 21 mi away
48/100CR ScoreRanked #16 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 Moreno Valley, 25 mi away
47/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Insulation contractor”.
- 4.3★ from 6 Google reviews
- Hours
- Mon–Fri 7 AM–3 PM · Sat–Sun closed
- Address
- 14370 Veterans Way, Moreno Valley, CA 92553
Based in Murrieta
46/100CR ScoreRanked #18 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
Based in Perris, 21 mi away
45/100CR ScoreRanked #19 because of its Google rating and review volume: 3.7★ from 80 Google reviews.
- 3.7★ from 80 Google reviews
- Hours
- Mon–Fri 9 AM–8 PM · Sat–Sun 9 AM–5 PM
- Address
- 19089 Painted Rock St, Perris, CA 92570
Also serving Murrieta
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) | 22 mi |
| Apex Insulation | 5.0★ (1) | 21 mi |
| Cal Com Insulation Inc | 24 mi | |
| Chase Insulation | 21 mi | |
| Cool Air Solutions Heating and Air Conditioning | 4.9★ (1,451) | In Murrieta |
| EASE | 4.5★ (111) | In Murrieta |
| Energy Plus Heating & Air Conditioning | 4.9★ (37) | In Murrieta |
| Good Start Insulation | 5.0★ (1) | 19 mi |
| Hemet Acoustical & Insulation | 5.0★ (1) | 19 mi |
| Heritage Garage Door | 4.9★ (794) | In Murrieta |
| Local Construction Murrieta | 5.0★ (2) | In Murrieta |
| Pacific Sun Technologies, Inc | 4.9★ (88) | In Murrieta |
| RhinoGard | Insulation & Energy-Efficient Solutions | In Murrieta | |
| Smart Spray Foam Insulators | 19 mi | |
| Son of a Mitch Construction | 10 mi | |
| Spray Foam Unlimited | 6 mi | |
| Superior Insulation & Acoustics | 5.0★ (2) | 11 mi |
| Superior Insulation & Acoustics | 5.0★ (2) | 12 mi |
| The Green Retrofit | 10 mi | |
| We Care Plumbing, Heating and Air | 4.8★ (4,385) | In Murrieta |
How much do insulation contractors cost in Murrieta?
National price ranges in USD, not adjusted for Murrieta. 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 Murrieta insulation contractors
We scored 19 Murrieta 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 Murrieta 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 Murrieta: frequently asked questions
Who is the best insulation contractor in Murrieta?
By CR Score, the highest-ranked insulation contractor in Murrieta, CA is QC Guys - Whole House Fan Experts with a CR Score of 67/100. It has 5.0★ from 1,843 Google reviews. It is open 7 days a week. NexGen HVAC & Plumbing (#2) and ABetter Vent Cleaning (#3) follow. We ranked 19 insulation contractors on ten factors, last updated October 22, 2026.
How many insulation contractors are there in Murrieta?
ContractorsRanked ranks 19 insulation contractors serving Murrieta, CA. 3 of them are based in Murrieta; 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 Murrieta are open 24/7?
3 ranked insulation contractors in Murrieta post 24/7 hours. The highest-ranked are NexGen HVAC & Plumbing (#2), SoCal Airflow Pros (#6) and Superior Flood and Fire Restoration, Inc (#16). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in Murrieta work on weekends?
15 of 19 ranked insulation contractors post Saturday hours and 15 post Sunday hours. The highest-ranked open Saturdays are QC Guys - Whole House Fan Experts (#1), NexGen HVAC & Plumbing (#2) and Insulation Commandos of Temecula Valley & North San Diego (#4). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Murrieta?
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 Murrieta. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Murrieta insulation contractors have?
The median Google rating among 19 rated insulation contractors in Murrieta is 5.0★, with a median of 16 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 Murrieta count in this ranking?
Yes, if they are within 25 mi of the Murrieta 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 Murrieta
- October 2026: CR Scores recalculated for 19 insulation contractors serving Murrieta.
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