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Schertz · From $2,250

Spray Foam Insulation in Schertz, TX

Spray foam does something batts can't — it air-seals and insulates in one pass, so rooms hold their temperature and stay noticeably quieter, including the chimney chase that can otherwise let cold drafts down to the firebox. We apply closed-cell where you want a vapor barrier and structural rigidity, open-cell where sound control and interior walls are the priority, across attics, rim joists, and crawl spaces. The home feels tighter and calmer to live in. Comfort and efficiency in a single, durable application. Serving Schertz (3 ZIP codes, 42k residents) and surrounding neighborhoods with same-week scheduling.

42k
Schertz residents
3
ZIP codes covered
4
Neighborhoods
CSIA
Certified techs
What is it

Spray Foam Insulation in Schertz

Spray foam insulation lays down open- or closed-cell foam that insulates and air-seals in a single step — ideal for rim joists, attics, and the hard-to-seal cavities other methods can't reach. Closed-cell adds an air and vapor barrier on top of a high R-value per inch.

Local dossier · Schertz, TX

Schertz packs five decades of housing into one small map. Old Schertz along FM 78 runs 60s-through-80s ranches with brick fireplace walls; the I-35 corridor has been adding production two-stories since the early 2000s; and the Randolph Air Force Base connection next door keeps the whole market moving — military families buy, improve, and sell here on a rhythm most towns don't have. That rhythm shapes our advice. When an owner is updating to stay, we design for the household: sealed gas inserts in the older stock, full-height surround rebuilds in the newer. When they're updating to sell — and in Schertz that's often — we'll say which fireplace money returns and which is purely for you, because a twenty-five-hundred-dollar face-lift with new doors, mantel, and paint routinely shows better in listings than a fifteen-thousand-dollar rebuild the next owner would have specified differently anyway. The engineering doesn't care about the motive. Fifty-year-old flues get scoped and relined before any conversion, 2000s prefab boxes get inspected before reuse, gas work gets permitted and inspected, and everything lands in a photographed report — which happens to be exactly the document a relocating buyer's inspector likes finding in a folder.

Crescent Bend Nature Park

Why this matters in Schertz

Schertz is established-to-new Guadalupe-County suburbia — The Crossvine, Greenshire — between San Antonio and New Braunfels. Prefab fireboxes dominate the newer stock, with masonry and clay-liner work on the older homes. From feature wall to firebox, we keep the hearth the standout it was built to be. That local stock is exactly why our Schertz crews tailor spray foam insulation to the homes here — not a generic checklist.

The Schertz file · what we actually know

Schertz has about 16,200 housing units: 9% built before 1980, 71% since 2000; 17% heat with gas and 88% are single-family homes. That is the housing stock behind every spray foam insulation call we take here, and why we inspect before we quote.

Sources: U.S. Census Bureau, American Community Survey 5-Year Estimates (2023).

Common signs in Schertz homes

  • Drafty rim joists or cathedral ceilings
  • Air leaks insulation alone won't fix
  • Want a combined air + vapor barrier
  • High bills despite existing insulation

Spray Foam Insulation in Schertz (Guadalupe County) — what's local

Schertz sits in Guadalupe County (county seat: Seguin). A fast-growing county strung along the I-35-corridor, where prefab new-build fills Schertz and Cibolo while historic masonry still defines the older streets of Seguin. For spray foam insulation that means our Schertz crew sizes up the local housing stock before quoting — and follows Guadalupe County permit requirements for any work that needs an inspection sign-off.

Climate & code file · Greater San Antonio

San Antonio is not one fireplace market — it is a dozen of them stacked inside one city, and Space Fireplace Services serves them all to one unvarying standard. A century-old masonry hearth on a King William Victorian, a 1970s ranch firebox off Loop 410, and a builder-grade prefab in a 2015 Stone Oak subdivision are three completely different rooms built around three completely different fireplaces, and what makes the metro specific is the combination of light annual burn and long idle seasons — most homes light a handful of fires across a short, mild winter, then sit unused for nine months.

01

The rare hard freeze on porous stone

A Feb-2021-class freeze is the limestone killer: water already sitting inside porous stone expands and pops the face. The best defense is keeping water out of the masonry before the cold arrives — seal the breathable stone with a vapor-permeable siloxane repellent, never a film-forming coating that traps moisture inside and accelerates spalling at the next freeze.

02

Limestone & lime mortar — the one that matters most

If your Schertz chimney is older Hill-Country masonry, do not let a generalist repoint it with hard gray Portland. Soft limestone was laid in a breathable, high-lime mix that flexes with the stone; modern Portland is harder than the stone around it, so it transfers stress into the limestone and drives the cracking into the face — turning a repointing job into a stone-replacement job. We read the existing mortar, match its composition and color, and repoint so the repair moves with the wall through the heat-and-freeze cycle. That's the question budget crews don't even know to ask.

03

Cedar (Ashe juniper)

Cedar needles and the heavy December–February pollen pack into spark screens and crown washes — a clogged cap is a draft problem and a fire-screen failure at once. We clear and inspect the cap on every sweep. On wood-burners we also flag cedar's hot, fast, resin-heavy burn: it glazes a flue far quicker than seasoned oak, so a cedar-burning Schertz home needs a tighter sweep interval, not the generic annual default.

04

Long dormancy

A Schertz flue may sit unused for ten months, then get lit hard for six weeks — long enough for animals to nest, debris to collect, and a hairline crown crack to go unnoticed. A fall sweep-and-scan before the short burning season means your first cold-front fire is on a verified, clean, code-ready flue.

Code note · Greater San Antonio

South-Texas / Hill-Country code reality: porous historic stone is sealed only with a vapor-permeable siloxane repellent (never a film-forming coating), and a Feb-2021-class freeze event is the regional benchmark for the cracked-tile and open-joint damage a Level 2 scan exists to catch.

What's included

Every spray foam insulation in Schertz

Deliverables

  • Full sweep + inspection
  • Soot containment + HEPA vacuum
  • Level 1 visual inspection report
  • Photos of any code issues
  • Recommendations + written quote
  • Drop cloths + clean cleanup

How a job runs

01

Assess

Identify cavities and the right foam type.

02

Mask

Protect surrounding surfaces fully.

03

Spray

Apply foam to specified thickness/R-value.

04

Inspect

Confirm coverage, trim, and clean up.

Coverage

4+ neighborhoods in Schertz

Same-week service across every neighborhood in Schertz. Don't see yours? Call (469) 992-4912 — if it's in Schertz, we cover it.

The Crossvine
Greenshire
Carolina Crossing
Live Oak Hills
Local crew

The Schertz advantage.

Our Schertz crew lives in the metro they serve, across Guadalupe County. They know which Schertz neighborhoods — The Crossvine, Greenshire, Carolina Crossing and more — have crumbling crowns, and which newer builds skipped the cap. Local code knowledge, local referrals, local accountability for every spray foam insulation.

CSIA-certified inspectors
Same-week scheduling in Schertz
1-year workmanship warranty
42k
Schertz residents
3
ZIP codes
4+
Neighborhoods
< 2 min
Human reply · 7 AM – 12 AM

Spray Foam Insulation in nearby Guadalupe cities

We cover spray foam insulation across Guadalupe County — same crew, same warranty. Nearby Schertz cities we also serve:

Questions, answered

Spray Foam Insulation in Schertz — FAQ

Open-cell vs. closed-cell spray foam, what's the difference?

Closed-cell is dense, roughly R-6 to R-7 per inch, adds rigidity, and works as a moisture and air barrier, which suits tight cavities, rim joists, and damp areas. Open-cell is lighter, about R-3.5 to R-3.9 per inch, expands more to fill gaps, dampens sound, and costs less, but it's vapor-permeable and not a moisture barrier.

Why does spray foam cost more than blown-in?

It's a two-part chemical system that needs specialized rigs, trained applicators, and protective gear, and it air-seals as it insulates instead of just adding R-value. That higher upfront price often buys better air-sealing and more R-value per inch, which counts most in tight spaces where blown-in can't reach.

Do I need to leave the house while spray foam is being installed?

Yes, plan to be out. During spraying and through the manufacturer's re-occupancy window, commonly around 24 hours, the foam cures and off-gasses, so occupants and pets need to stay clear of the house. Ventilation is required during and after the application, and your installer confirms the exact re-entry time for the specific product being used.

Is spray foam an air and vapor barrier?

The two foams behave differently. Closed-cell acts as an air barrier and, at sufficient thickness, as a vapor retarder as well; open-cell stops air movement but stays vapor-permeable. That distinction matters because a vapor-closed assembly that cannot dry will hold moisture inside the structure, so the type you choose has to suit your climate and your specific wall or roof assembly.

What drives spray foam pricing?

Four things, mainly: the foam itself, since closed-cell runs noticeably more than open-cell; the thickness and R-value you are targeting; the square footage; and any prep or removal of existing material. An open attic roofline is a very different job from filling wall cavities, which is why a proper quote spells out type, thickness, and area.

We PCS in eighteen months — which fireplace updates make sense before selling?

Cosmetic tiers, not construction. New doors to replace the brass, a painted or limewashed surround, a proper mantel, fresh gas logs if the plumbing exists — that package photographs like a remodel and prices like a repair. Save structural changes for a house you're keeping. And keep the compliance report we hand you; clean paperwork moves nervous buyers off the fence.

Is the fireplace in our 1970s Schertz ranch safe to use?

Scope first, verdict after. Fifty-year-old flues around old Schertz are commonly unlined or cracked at the joints, and dampers of that era rarely seal. A camera inspection answers it in about an hour. If the flue is compromised, a stainless liner restores wood or enables gas; if the masonry is genuinely tired, a sealed insert sidesteps most of it. We don't guess with 1975 mortar.

Can you make our older fireplace match the newer builds nearby?

Yes — that's a common Schertz brief: make the 1980s family room read like the 2020 builds a mile north. The formula is a flush or minimal-hearth gas unit, a surround carried to the ceiling in plaster or large-format tile, and the woodgrain mantel retired. Older ranch bones take it well, and the contrast with the rest of the house disappears.

Do you serve all of Schertz?

Yes — our crews cover Schertz's 3 ZIP codes across Guadalupe County, including The Crossvine, Greenshire, Carolina Crossing, plus the surrounding communities.

How soon can you schedule spray foam insulation in Schertz?

We offer same-week scheduling across Schertz, booked by a real person in under two minutes, 7 AM to midnight every day.

Why do Schertz homes need spray foam insulation?

Schertz is established-to-new Guadalupe-County suburbia — The Crossvine, Greenshire — between San Antonio and New Braunfels. Prefab fireboxes dominate the newer stock, with masonry and clay-liner work on the older homes. From feature wall to firebox, we keep the hearth the standout it was built to be. Spray Foam Insulation is part of keeping that local housing stock safe, efficient, and up to code.

How much does spray foam insulation cost in Schertz, TX?

Spray Foam Insulation in Schertz starts from $2,500, but the honest number depends on what a craftsman finds on site — we won't quote premium work blind. A CSIA-certified technician inspects the actual condition, then hands you an itemized, transparent written quote tied to the findings and built to one national standard. No teaser pricing, no surprises. Call (469) 992-4912 for a free, no-pressure Schertz quote.

Do you offer emergency or same-day spray foam insulation in Schertz?

Yes — we run same-week and emergency spray foam insulation across Schertz, scheduled by a real person 7 AM to midnight every day. For an active chimney hazard, call (469) 992-4912 and we prioritize Schertz dispatch so a craftsman is on it fast.

Is there a CSIA-certified spray foam insulation company near me in Schertz?

Our Schertz crew lives in and works the metro across Guadalupe County, including The Crossvine, Greenshire, Carolina Crossing — a certified, local spray foam insulation team genuinely near you, holding the same national craftsmanship standard on every job, not dispatched cold from another city. Call (469) 992-4912.

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Emergency

24/7 Response

Active leak, animal in flue, post-fire damage, or smoke event? Real humans on the line 7 AM to 12 AM every day — replies in under 2 minutes. Tech dispatch within 2 hours during business hours, subject to crew availability after-hours.

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