Decide whether the garage stays outside the conditioned enclosure or becomes part of it.
Map shared walls, ceilings, doors and penetrations. Preserve required separation while controlling air.
Check floor edges, ducts, plumbing and hidden air paths beneath the room.
Locate fuel-burning equipment, vehicle exhaust paths and required clearances before changing the enclosure.
Check the slab, water entry, door seals and drainage. Foam will not repair a wet slab or an open perimeter.
Set surfaces, control layers, access and protection. Then match the exact product documents.
Record product, conditions, continuity, thickness, penetrations and required protection while visible.
Resolve moisture, unclear separation, combustion hazards and inaccessible services before spraying.
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