Garages, warehouses and barns
Garage & Metal Building Insulation in West Palm Beach, FL
Cooler garages and steel buildings that stop sweating.
- Free in-home estimates
- Foam type, inches and R-value written out for each area
- Roof leaks, duct leaks and wet decking checked before we insulate

Insulating Garages and Steel Buildings
Garage and metal building insulation covers spaces that bake in the South Florida sun. Attached garages heat up all afternoon and push that heat into the rooms next to and above them. Steel warehouses and workshops near the port and in industrial areas turn into ovens without insulation, and humid air condenses on cool panels when the AC runs. Out west, horse barns and equipment buildings around Wellington and Loxahatchee Groves face the same heat.
Garages
The ceiling of a garage under a bedroom or bonus room is the floor of that room. Closed-cell foam against the underside of the subfloor seals gaps around pipes and ducts and adds R-value in shallow joists. The wall between the garage and the house is the other big path; we seal and insulate it with foam or dense-pack. If you use the garage as a workshop or gym with a portable AC or mini-split, insulating the exterior walls and ceiling makes cooling it practical.
Metal buildings
Closed-cell spray foam bonds directly to steel panels and framing, with no gap for humid air to reach the metal, which stops condensation. HomeGuide rates it at about R-5 to R-7 per inch and lists it at $3.00 to $5.00 per square foot. On a roof in full sun, it also cuts heat gain significantly. For a conditioned building we spec more thickness; for storage that just needs to stop dripping, less.
Barns
Wellington's equestrian season and the area's horse farms mean a lot of barns, tack rooms and feed rooms. Tack rooms and offices are often conditioned to protect leather and equipment from humidity; foam on walls and ceiling makes that practical. We schedule spraying for when animals can be out of the building during application and curing.
Codes and barriers
Garages attached to houses and workshops used as occupied space need the thermal barrier the code calls for over exposed foam. We list what barrier or coating applies on the quote.
Call (561) 725-9838 with the size and use of the space. Get a free estimate
What We Insulate
Each space gets a spec that fits how it is used.
Garage ceilings
Closed-cell under bedrooms and bonus rooms.
Shared garage walls
Foam or dense-pack between garage and house.
Garage workshops
Walls and ceiling for a cooled workspace.
Warehouses and workshops
Closed-cell on steel walls and roofs.
Horse barns and tack rooms
Foam to cut heat and support conditioning.
Storage buildings
A thin coat to stop condensation.

Published Costs for Garages and Metal Buildings
| Job | Range and source |
|---|---|
| Closed-cell spray foam, installed | $3.00 to $5.00 per sq ft (HomeGuide) |
| Open-cell spray foam, installed | $1.50 to $3.50 per sq ft (HomeGuide) |
| New construction spray foam | $2.75 to $6.50 per sq ft (Fixr) |
| About 1,000 sq ft of foam | $1,500 to $5,000 (HomeGuide) |
| Typical spray foam minimum | $1,000 to $2,000+ (HomeGuide) |
General HomeGuide (2026) and Fixr (2025) foam ranges, not specific to garages or steel buildings. Height, panel profile, thickness and coatings change the total. We measure first, and the written estimate is the price.
How These Jobs Run
1. Walk-through
Measure and check panels, framing, doors and wiring.
2. Spec
Foam type and thickness for the use.
3. Prep
Move or cover contents; mask doors, lights and openers.
4. Spray
Apply foam and any required barrier or coating.

Why Choose Us for Garage & Metal Building Insulation
Spec fits the use
Storage and conditioned space get different quotes.
Condensation solved
Foam on steel keeps humid air off the metal.
Barrier noted
Thermal barriers listed where required.
Garage & Metal Building Insulation Questions
Why is the room over my garage so hot?
Heat from the garage rises through the ceiling and gaps around pipes and ducts. Closed-cell foam under the floor helps.
Can you insulate a warehouse roof?
Yes, closed-cell on the underside of the steel roof and walls.
Is spray foam safe in a horse barn?
Once cured, yes. Animals need to be out during spraying and curing.
Do I need drywall over foam in my garage?
In occupied or attached spaces the code usually requires a thermal barrier. We note it on the quote.

Garage & Metal Building Insulation Service Areas
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Get a Garage & Metal Building Insulation Estimate
Tell us about the space and we will price it in writing.