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ContractorsRanked

Best Insulation Contractors in Perris, CA (2026)

38 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Perris: NexGen HVAC & Plumbing, CR Score 91/100; 4.7★ from 1,769 Google reviews; open 24/7.

  2. 3

    Best for emergencies (open 24/7): Gopher Patrol, posts 24/7 hours; ranked #3 of 38.

  3. 4

    Most-reviewed: RighTime Home Services, 3,741 Google reviews at 4.7★, the most of 38 ranked; ranked #4.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

38 Perris insulation contractors are ranked here by CR Score, from 8 published factors. 9 are open 24/7, 28 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 4.9★ across 38 rated businesses.

Top 10 insulation contractors in Perris at a glance

Top 10 insulation contractors in Perris at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1NexGen HVAC & Plumbing914.7★ (1,769)Riverside, 8 mi away24/7Overall
2QC Guys - Whole House Fan Experts895.0★ (1,843)Murrieta, 16 mi awaySat · Sun—
3Gopher Patrol874.9★ (182)Riverside, 17 mi away24/7Emergencies
4RighTime Home Services844.7★ (3,741)Corona, 16 mi away24/7Most reviews
5My Insulation Guy834.9★ (155)Riverside, 17 mi awaySat · Sun · Evenings—
6RKM Heating and Air Conditioning814.9★ (1,073)Riverside, 11 mi away24/7—
7SoCal Airflow Pros814.9★ (1,005)Rancho Santa Margarita, 24 mi away24/7—
8Ameriwest Home Services815.0★ (203)Riverside, 15 mi awaySat—
9Attic Advisor815.0★ (37)Riverside, 17 mi awaySat · Sun · Evenings—
10Insulation Commandos of Temecula Valley & North San Diego805.0★ (27)Murrieta, 17 mi awaySat · Sun · Evenings—

The 38 best insulation contractors in Perris, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  3. #3 Gopher Patrol

    Based in Riverside, 17 mi away

    87/100CR Score

    Ranked #3 because of its Google rating and availability: 4.9★ from 182 Google reviews, open 24/7.

    • 4.9★ from 182 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    12155 Magnolia Ave Ste. 10B, Riverside, CA 92503
    View profile for Gopher Patrol(951) 899-3392

  5. #5 My Insulation Guy

    Based in Riverside, 17 mi away

    83/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 155 Google reviews, listed on Google as “Insulation contractor”.

    • 4.9★ from 155 Google reviews
    Hours
    Mon–Thu 7 AM–8 PM · Fri 7 AM–7 PM · Sat–Sun 7 AM–8 PM
    Address
    4193 Flat Rock Rd suite 200, Riverside, CA 92505
    View profile for My Insulation Guy(951) 527-7283

  7. #7 SoCal Airflow Pros

    Based in Rancho Santa Margarita, 24 mi away

    81/100CR Score

    Ranked #7 because of its Google rating and availability: 4.9★ from 1,005 Google reviews, open 24/7.

    • 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
    View profile for SoCal Airflow Pros(949) 393-0434

  8. #8 Ameriwest Home Services

    Based in Riverside, 15 mi away

    81/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 203 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 203 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 8 AM–2 PM · Sun closed
    Address
    9960 Indiana Ave suite16, Riverside, CA 92503
    View profile for Ameriwest Home Services(714) 262-1317

  9. #9 Attic Advisor

    Based in Riverside, 17 mi away

    81/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 37 Google reviews
    Hours
    Mon–Fri 9 AM–7 PM · Sat–Sun 9 AM–5 PM
    Address
    11801 Pierce St Suite 200, Riverside, CA 92505
    View profile for Attic Advisor(714) 488-9819

  15. #15 CJP INSULATION

    Based in Menifee, 8 mi away

    78/100CR Score

    Ranked #15 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
    View profile for CJP INSULATION(951) 545-7071

  16. #16 Y&S Attic Insulation

    Based in San Bernardino, 25 mi away

    78/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat 8 AM–6 PM · Sun 8 AM–7 PM
    Address
    2130 N Arrowhead Ave unit 201 D, San Bernardino, CA 92405
    View profile for Y&S Attic Insulation(909) 601-6617

  17. #17 ABetter Vent Cleaning

    Based in Temecula, 19 mi away

    78/100CR Score

    Ranked #17 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
    View profile for ABetter Vent Cleaning(951) 575-5555

  18. #18 Attic Construction

    Based in Rancho Santa Margarita, 24 mi away

    76/100CR Score

    Ranked #18 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
    View profile for Attic Construction(949) 990-3155

  20. #20 Save Smart Insulation

    Based in Rancho Santa Margarita, 24 mi away

    76/100CR Score

    Ranked #20 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
    View profile for Save Smart Insulation(949) 749-1297

  22. #22 Eco Friendly Insulation

    Based in Rancho Santa Margarita, 24 mi away

    76/100CR Score

    Ranked #22 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
    View profile for Eco Friendly Insulation(949) 485-2258

  24. #24 VERAXS CORP

    Based in Riverside, 18 mi away

    75/100CR Score

    Ranked #24 because of its Google rating and trade focus: 3.4★ from 5 Google reviews, listed on Google as “Insulation contractor”.

    • 3.4★ from 5 Google reviews
    Hours
    Mon–Sat 10 AM–7 PM · Sun 10 AM–5 PM
    Address
    7594 Indiana Ave, Riverside, CA 92504
    View profile for VERAXS CORP(951) 352-1400

All 38 insulation contractors

#1 to #25 are shown in full above. Here are #26 to #38, in CR Score order; each links to its profile.

insulation contractors in Perris, ranks 26 to 38
RankBusinessCR ScoreGoogle ratingDistance
26Lee's HVAC & Home Renovations734.6★ (122)21 mi
27Tenco Construction733.7★ (80)In Perris
28Ecorattic Home & Attic Insulation724.9★ (7)24 mi
29Pacific Kiln Insulation Co714.3★ (6)9 mi
30Empire Insulation694.2★ (5)17 mi
31Joel's Handyman693.7★ (6)15 mi
32Coast Building Products683.7★ (3)20 mi
33Quality Duct Cleaning665.0★ (25)21 mi
34TruTeam of California663.1★ (34)17 mi
35West Coast Windows and Home Improvement664.1★ (66)22 mi
36Green Lite Windows & Doors664.7★ (44)17 mi
37Bell Roof Co.634.2★ (30)20 mi
38Temecula Valley Drywall, Inc.623.6★ (7)18 mi

Also serving Perris

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.

Unranked insulation contractors serving Perris
BusinessGoogle ratingDistance
All Seasons Insulation, Inc.1.0★ (1)22 mi
american insulation inc5.0★ (1)18 mi
Apex Insulation5.0★ (1)In Perris
AV Painting & Quality Service5.0★ (1)15 mi
Builders' Insulation5.0★ (2)20 mi
Canyon Insulation Inc5.0★ (2)20 mi
CENTROMERE CONSTRUCTION INC3.0★ (2)10 mi
Fireproofing Cleaning Service4.5★ (2)21 mi
Good Start Insulation5.0★ (1)15 mi
Green Spot Home Solutions5.0★ (1)10 mi
Hemet Acoustical & Insulation5.0★ (1)14 mi
Jose Rodriguez Insulation3.0★ (2)20 mi
LL Insulation Contractors1.0★ (1)18 mi
Pamaco corona insulation5.0★ (1)19 mi
Pure Eco Inc5.0★ (1)17 mi
Superior Insulation & Acoustics5.0★ (2)5 mi
The Green Retrofit7 mi
Thermal Energy Products3.0★ (2)23 mi
Thermo Logic Insulation4.0★ (1)19 mi
TruTeam of California:5.0★ (1)18 mi

How much do insulation contractors cost in Perris?

National price ranges in USD, not adjusted for Perris. Each row names its basis and the month we checked it.

How much do insulation contractors cost in Perris?
JobLowTypicalHighBasisChecked
Attic insulation$1,700$2,100$2,500Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national rangeOctober 2026

How we ranked Perris insulation contractors

We scored 38 Perris 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Perris data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Insulation contractors in Perris: frequently asked questions

Who is the best insulation contractor in Perris?

By CR Score, the highest-ranked insulation contractor in Perris, CA is NexGen HVAC & Plumbing with a CR Score of 91/100. It has 4.7★ from 1,769 Google reviews. It is open 24/7. QC Guys - Whole House Fan Experts (#2) and Gopher Patrol (#3) follow. We ranked 38 insulation contractors on 8 factors, last updated October 22, 2026.

How many insulation contractors are there in Perris?

ContractorsRanked ranks 38 insulation contractors serving Perris, CA. 1 of them is based in Perris; 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 Perris are open 24/7?

9 ranked insulation contractors in Perris post 24/7 hours. The highest-ranked are NexGen HVAC & Plumbing (#1), Gopher Patrol (#3) and RighTime Home Services (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Perris work on weekends?

28 of 38 ranked insulation contractors post Saturday hours and 24 post Sunday hours. The highest-ranked open Saturdays are NexGen HVAC & Plumbing (#1), QC Guys - Whole House Fan Experts (#2) and Gopher Patrol (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Perris?

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 Perris. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Perris insulation contractors have?

The median Google rating among 38 rated insulation contractors in Perris is 4.9★, with a median of 29 reviews. RighTime Home Services has the most, 3,741 reviews, and ranks #4. 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 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do insulation contractors outside Perris count in this ranking?

Yes, if they are within 25 mi of the Perris 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 Perris

  1. October 2026: CR Scores recalculated for 38 insulation contractors serving Perris.
  2. October 2026: 1 duplicate listing merged.

More insulation contractors and Perris pages

Other trades in Perris