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SDI Insulation, Inc.Insulation contractor in San Rafael, CA

SDI Insulation, Inc. is an insulation contractor at 999 Andersen Dr #110, San Rafael, CA 94901, ranked #29 of 59 insulation contractors in San Rafael and rated 5.0 from 3 Google reviews. Open Monday to Friday.

San Rafael, CAUpdated 0 paid placements in any rankingHow we rank

Call (650) 685-5500Website ↗

Key facts

Key facts about SDI Insulation, Inc.
Address999 Andersen Dr #110, San Rafael, CA 94901Get directions
Phone(650) 685-5500
Websitesdi-insulation.com
HoursMonday to Friday: 8 AM – 4 PM
Google rating5.0 from 3 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves San Rafael and 11 towns within 25 miles: Larkspur, Corte Madera, Kentfield, San Anselmo, Mill Valley, Strawberry, Fairfax, Tamalpais-Homestead Valley, Tamalpais Valley, Tiburon and Sausalito.

Based in San Rafael, CAView on map

Opening hours

Opening hours for SDI Insulation, Inc.
DayHours
Monday8 AM – 4 PM
Tuesday8 AM – 4 PM
Wednesday8 AM – 4 PM
Thursday8 AM – 4 PM
Friday8 AM – 4 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

SDI Insulation, Inc. compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
SDI Insulation, Inc. (this business)—525.0 (3)—NoNo
Trioteam#27534.8 (24)—YesNo15.0 mi
Attic Kings#28535.0 (26)—YesNo18.6 mi
Rodent Exclusion Pro Oakland, CA#30524.8 (18)—YesYes21.4 mi

See all 59 ranked insulation contractors in San Rafael

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 3 Google reviews

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Questions about SDI Insulation, Inc.

How is SDI Insulation, Inc. ranked in San Rafael?

SDI Insulation, Inc. is ranked #29 of 59 insulation contractors in San Rafael by CR Score, with 52 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 SDI Insulation, Inc.’s hours?

SDI Insulation, Inc. is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 4 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does SDI Insulation, Inc. serve?

Serves San Rafael and 11 towns within 25 miles: Larkspur, Corte Madera, Kentfield, San Anselmo, Mill Valley, Strawberry, Fairfax, Tamalpais-Homestead Valley, Tamalpais Valley, Tiburon and Sausalito. 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 SDI Insulation, Inc.?

SDI Insulation, Inc. has a rating of 5.0 from 3 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 SDI Insulation, Inc.?

Call SDI Insulation, Inc. on (650) 685-5500. The business is at 999 Andersen Dr #110, San Rafael, CA 94901. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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