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Fireproofing PVC pipe penetrations with mineral wool and acrylic sealant

Fireproofing PVC pipe penetrations with mineral wool and acrylic sealant

This solution has been tested with PVC pipe Ø 32mm, with total penetration width of 60 mm and sealant’s depth of 15 mm.

Fire resistance: EI240.

Penosil fireproofing solution PVC pipe penetration with mineral wool and intumescent acrylic sealant
1 2

1

Covering the PVC pipe

2

Sealing the penetrations

Close view of Penosil fireproofing solution, PVC pipe penetration filled with mineral wool

Covering the PVC pipe

For fire-resistant covering of PVC pipe, the mineral wool is probably the easiest material to use in penetrations.

Close view of Penosil fireproofing solution, PVC pipe penetration filled with intumescent acrylic sealant

Sealing the penetrations

To ensure the fire-resistant sealing of pipe penetration before finishing works, an intumescent acrylic sealant must be used.

FireStop Intumescent Acrylic 681 – bright white acrylic-based intumescent sealant for fireproofing joints and sealing penetrations in fire-rated structures. Withstands fire up to 4 hours in a linear and piping joint. Can be painted.

FireStop Intumescent Acrylic 681