★ Save $250 on orders over $2,500 — free on-site inspectionCSLB Lic# 1058008 · Licensed, Bonded & Insured · (855) 566-5340

Spray Foam Insulation in Belmont, CA

Licensed, bonded and insured insulation contractor serving Belmont and all of San Mateo County — just 21 miles from our San Francisco headquarters. Spray foam, blow-in, fiberglass, soundproofing, foam roofing and protective coatings for homes and businesses.

CountySan Mateo County
Distance from SF HQ21 miles
Title 24 Climate ZoneZone 3
Population~28,000

Insulation Services for Belmont Homes & Businesses

Belmont's building stock — Hillside mid-century homes and newer infill construction — comes with its own insulation challenges. Sloped lots mean exposed crawlspaces and floors that benefit from spray foam. USA Spray Me has been insulating Bay Area properties since 2015, and our spray rigs are in The Peninsula every week.

Because Belmont is in California Energy Code Climate Zone 3 (cool, foggy coastal), we size every job to the prescriptive R-values and air-sealing requirements of Title 24, Part 6 — so your permit passes the first time and your utility bills drop for decades.

What We Install in Belmont

  • Spray Foam Insulation — Open- and closed-cell SPF for attics, walls, crawl spaces and commercial buildings — insulation and air sealing in one step.
  • Closed Cell Insulation — High-density R-6–R-7 per inch foam with a built-in vapor barrier for crawl spaces, basements, walls and metal buildings.
  • Spray Foam Roofing System — Seamless SPF roofing for flat and low-slope roofs: insulation and waterproofing in one system, no tear-off, 20–30 year life.
  • Commercial Insulation — Spray foam, fiberglass and tank insulation for warehouses, kitchens, cold storage, labs and wineries — with minimal downtime.
  • Fiberglass Insulation — Batt, blown-in, blanket and duct fiberglass — the budget-friendly option for attics, walls, floors and commercial interiors.
  • Blow-in Insulation — Loose-fill cellulose or fiberglass for attics, closed walls and retrofits — fast, affordable R-38+ attic upgrades.
  • Soundproofing Insulation — Open-cell foam, acoustic batts and cellulose for walls, ceilings and floors — less neighbor, traffic and room-to-room noise.
  • Insulation Removal — Vacuum extraction and disposal of old, wet, moldy or rodent-contaminated insulation, with sanitizing and prep for new material.
  • Acoustical Ceiling Installation — Commercial drop ceilings — grid, suspension, acoustic tiles and repairs for offices, retail, medical and schools.
  • Epoxy Floor Coating — Epoxy and polyaspartic floor systems for garages, warehouses, retail and industrial floors — diamond-ground prep, flake and metallic finishes.
  • Polyurea Coating — Fast-cure, seamless, waterproof polyurea for roofs, decks, floors, tanks and equipment — back in service the same day.
  • Industrial Coatings & Sandblasting — SSPC/NACE sandblasting and protective coatings — epoxy, urethane, polyurea, tank linings and fireproofing — for industrial facilities.
  • Concrete Polishing & Grinding — Diamond-polished concrete floors in matte, satin or high-gloss, plus grinding, coating removal and surface prep for commercial facilities.
  • Concrete Leveling — Polyurethane foam injection lifts sunken slabs — driveways, sidewalks, patios, garage and warehouse floors — in hours, at 30–50% less than replacement.
  • Drywall — Drywall hanging, taping, finishing and repair — standard, green board, Type X and acoustical panels — paint-ready for homes and commercial spaces.

Why Belmont Property Owners Choose USA Spray Me

  • California CSLB license #1058008, bonded and insured
  • Free on-site inspection and itemized written quote — no upsells
  • Save $250 on orders over $2,500
  • Residential, commercial, industrial and agricultural crews
  • Code-compliant installs built for San Mateo County permits and Title 24
Free inspection in Belmont

Tell us about your attic, crawlspace, roof or facility and we'll schedule a licensed estimator.

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Nearby Cities We Serve

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Serving Belmont and Surrounding Areas

Headquarters — 800 Avenue H, San FranciscoCities we serve
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Belmont Insulation FAQs

Do you offer spray foam insulation in Belmont, CA?

Yes. Belmont is 21 miles from our San Francisco headquarters and inside our 100-mile service radius. We schedule free on-site inspections in Belmont and the rest of San Mateo County every week.

How much does insulation cost in Belmont?

Pricing depends on the area, access and the material. As a guide, open-cell spray foam typically runs $1.00–$1.50 per board foot, closed-cell $1.50–$2.50 per board foot, and blown-in attic insulation $1.50–$3.50 per square foot in the Bay Area. We provide an exact written quote after a free inspection, and save $250 on orders over $2,500.

What insulation works best for Belmont's climate?

Belmont sits in California Title 24 Climate Zone 3 (cool, foggy coastal). Marine moisture and fog make air sealing and closed-cell foam (which doubles as a vapor barrier) especially effective.

Are you licensed to work in San Mateo County?

Yes — USA Spray Me holds California CSLB license #1058008, is bonded and insured, and pulls permits with San Mateo County and the City of Belmont whenever the scope requires one.

Do you handle commercial projects in Belmont?

Absolutely. We insulate warehouses, cold storage, commercial kitchens, labs, wineries and metal buildings, and we install foam roofing, epoxy and polyurea floors, and industrial coatings throughout Belmont.

Free inspection · Written quote · No upsells

Let's Get You An Estimate

Tell us about your project and a licensed estimator will call you back — usually the same day. Save $250 on orders over $2,500.

  • Licensed, bonded & insured — CSLB Lic# 1058008
  • Based in San Francisco since 2015
  • Serving every city within 100 miles of SF
  • Residential, commercial, industrial & agricultural

Call (855) 566-5340

Let's Get You An Estimate

Book your free on-site inspection. We reply within one business day — usually much faster.

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