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Therma-Lock InsulationInsulation contractor in Spokane, WA

Therma-Lock Insulation is an insulation contractor at 7617 S Cedar Rd, Spokane, WA 99224, ranked #12 of 29 insulation contractors in Spokane and rated 5.0 from 7 Google reviews. Open Monday to Friday.

Spokane, WAUpdated 0 paid placements in any rankingHow we rank

Call (509) 200-7677Website ↗

Key facts

Key facts about Therma-Lock Insulation
Address7617 S Cedar Rd, Spokane, WA 99224Get directions
Phone(509) 200-7677
Websitethermalockwa.com
HoursMonday to Friday: 8 AM – 5 PM
Google rating5.0 from 7 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Spokane and 10 towns within 25 miles: Airway Heights, Dishman, Cheney, Opportunity, Spokane Valley, Veradale, Country Homes, Mead, Liberty Lake and Otis Orchards-East Farms.

Based in Spokane, WAView on map

Opening hours

Opening hours for Therma-Lock Insulation
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical insulation prices

Typical insulation prices
JobLowTypicalHigh
Attic insulationPer attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range$1,700$2,100$2,500

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby insulation contractors

Therma-Lock Insulation compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Therma-Lock Insulation (this business)—555.0 (7)—NoNo
Superior Insulation#10564.1 (18)—NoNo9.2 mi
All Seasons Insulation Inc#11564.0 (4)———8.5 mi
Pacific Insulation#13555.0 (7)———13.9 mi

See all 29 ranked insulation contractors in Spokane

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 7 Google reviews

Hired Therma-Lock Insulation? Write a review

Questions about Therma-Lock Insulation

How is Therma-Lock Insulation ranked in Spokane?

Therma-Lock Insulation is ranked #12 of 29 insulation contractors in Spokane by CR Score, with 55 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Therma-Lock Insulation’s hours?

Therma-Lock Insulation is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Therma-Lock Insulation serve?

Serves Spokane and 10 towns within 25 miles: Airway Heights, Dishman, Cheney, Opportunity, Spokane Valley, Veradale, Country Homes, Mead, Liberty Lake and Otis Orchards-East Farms. The list is based on the business's location and the usual service radius for insulation. Confirm your address is covered when you call.

What do Google reviews say about Therma-Lock Insulation?

Therma-Lock Insulation has a rating of 5.0 from 7 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Therma-Lock Insulation?

Call Therma-Lock Insulation on (509) 200-7677. The business is at 7617 S Cedar Rd, Spokane, WA 99224. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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