Crawl Space Spray Foam — Austin, TX
Most Austin homes with crawl spaces are losing conditioned air, gaining moisture, and providing an open invitation for pests — all through an unsealed or poorly insulated crawl space. Fiberglass batts stapled between floor joists are notorious for falling down, collecting moisture, and losing effectiveness in Austin's humid conditions.
Closed-cell spray foam is the gold standard for crawl space insulation in Austin, TX. Applied directly to the underside of your subfloor or to the crawl space walls and floor, it creates a rigid, moisture-resistant, pest-deterring seal that lasts indefinitely.
The results are immediate: floors above the crawl space feel warmer in winter and cooler in summer, moisture readings drop, musty odors disappear, and your HVAC system runs less.
What's Included
- Closed-cell spray foam on subfloor — best R-value in a limited space
- Crawl space wall and floor encapsulation available
- Moisture and vapor barrier built into the foam — no separate barrier needed
- Eliminates fallen or moisture-damaged fiberglass batts
- Blocks rodents, insects, and other pests from subfloor entry
- Improves comfort of rooms above the crawl space immediately
Our Process
Crawl Space Assessment
We inspect your crawl space for current insulation condition, moisture levels, pest evidence, and air sealing needs.
Old Material Removal
If existing fiberglass or batt insulation is present, we remove it as part of the job.
Closed-Cell Spray Foam Application
We spray closed-cell foam to the underside of the subfloor at the correct thickness, ensuring complete coverage.
Final Inspection
We verify coverage, confirm rim joist sealing, and inspect for any gaps. The crawl space is accessible again within hours.