Commercial firestopping · McAllen to Harlingen

Fire Caulking
& Firestopping

RGV Precision Caulking provides commercial fire caulking, fire safing and fire sealing in the McAllen to Harlingen area, helping contractors keep fire-rated walls up to code.

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Our services

Fire caulking

Fire-rated sealant applied to joints and gaps in fire-rated walls, including the top-of-wall joint where block meets the deck, to slow the spread of fire and smoke.

Fire safing

Mineral wool packed firmly into openings and gaps, then sealed over with fire-rated caulk.

Fire sealing

Sealing pipe, conduit and cable penetrations through rated walls so the wall keeps its fire rating.

Fire foam (option)

Fire-rated expanding foam for irregular gaps and voids where fire blocking is required. Ask us if foam is right for your project.

Our process

  1. Clean the opening.
  2. Pack mineral wool firmly.
  3. Apply fire-rated caulk on both sides of the wall.

Recent work

Pipe penetration through a CMU fire barrier wall sealed around the pipe with fire-rated caulk
Pipe penetration sealed with fire-rated caulk at a 3-hour CMU fire barrier wall.
Fire-rated caulk sealing the top-of-wall joint where a CMU fire barrier wall meets the deck
Top-of-wall joint sealed with fire-rated caulk on a 3-hour CMU fire barrier wall.
Fire safing on the jobsite.

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