53/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 193 Google reviews.
- 4.8★ from 193 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 111 Wallace St, LaGrange, GA 30240
Best Insulation Contractors in Roanoke, AL (2026)
6 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Roanoke: Allstar Heating & Air, CR Score 53/100; 4.8★ from 193 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Knauf Insulation, posts 24/7 hours; ranked #2 of 6.
- 3
Most-reviewed: Knox Pest Control - Lagrange, 366 Google reviews at 4.9★, the most of 6 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
6 Roanoke insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 3 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.8★ across 6 rated businesses.
Top 6 insulation contractors in Roanoke at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Allstar Heating & Air | 53 | 4.8★ (193) | LaGrange, 22 mi away | 24/7 | Overall |
| 2 | Knauf Insulation | 52 | 4.0★ (205) | Lanett, 24 mi away | 24/7 | Emergencies |
| 3 | Knox Pest Control - Lagrange | 51 | 4.9★ (366) | LaGrange, 21 mi away | — | Most reviews |
| 4 | Southeastern Construction, Inc. | 50 | 4.8★ (14) | LaGrange, 21 mi away | — | — |
| 5 | Sumer Construction & Insulation | 47 | 5.0★ (5) | LaGrange, 24 mi away | — | — |
| 6 | Sensigreen Heating, Cooling & Insulation | 46 | 5.0★ (8) | LaGrange, 24 mi away | Sat · Evenings | — |
The 6 best insulation contractors in Roanoke, 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 Lanett, 24 mi away
52/100CR ScoreRanked #2 because of its Google rating and review volume: 4.0★ from 205 Google reviews.
- 4.0★ from 205 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 43rd St SW, Lanett, AL 36863
Based in LaGrange, 21 mi away
51/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 366 Google reviews, the most in Roanoke.
- 4.9★ from 366 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 502 New Franklin Rd, LaGrange, GA 30240
Based in LaGrange, 21 mi away
50/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 14 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 14 Google reviews
- Hours
- Mon–Fri 9 AM–4 PM · Sat–Sun closed
- Address
- 1108 New Franklin Rd, LaGrange, GA 30240
Based in LaGrange, 24 mi away
47/100CR ScoreRanked #5 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–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 101 Corporate Park E Ct, LaGrange, GA 30241
Based in LaGrange, 24 mi away
46/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Fri 7 AM–8 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 3486 Hogansville Rd, LaGrange, GA 30241
How much do insulation contractors cost in Roanoke?
National price ranges in USD, not adjusted for Roanoke. 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 Roanoke insulation contractors
We scored 6 Roanoke 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 Roanoke 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 Roanoke: frequently asked questions
Who is the best insulation contractor in Roanoke?
By CR Score, the highest-ranked insulation contractor in Roanoke, AL is Allstar Heating & Air with a CR Score of 53/100. It has 4.8★ from 193 Google reviews. It is open 24/7. Knauf Insulation (#2) and Knox Pest Control - Lagrange (#3) follow. We ranked 6 insulation contractors on ten factors, last updated October 22, 2026.
Which insulation contractors in Roanoke are open 24/7?
2 ranked insulation contractors in Roanoke post 24/7 hours. The highest-ranked are Allstar Heating & Air (#1) and Knauf Insulation (#2). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in Roanoke work on weekends?
3 of 6 ranked insulation contractors post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays are Allstar Heating & Air (#1), Knauf Insulation (#2) and Sensigreen Heating, Cooling & Insulation (#6). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Roanoke?
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 Roanoke. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Roanoke insulation contractors have?
The median Google rating among 6 rated insulation contractors in Roanoke is 4.8★, with a median of 104 reviews. Knox Pest Control - Lagrange has the most, 366 reviews, and ranks #3. 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 Roanoke count in this ranking?
Yes, if they are within 25 mi of the Roanoke 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.
Can insulation contractors pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Roanoke
- October 2026: CR Scores recalculated for 6 insulation contractors serving Roanoke.
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