BF-3256-5

System details

Type
Service Penetration
Element
Wall
Substrate
Masonry
Minimum Substrate Thickness
118 mm
FRL / FRR
-/60/60
Trade
Plumbing / Hydraulic / Active Fire
Service
PEX
Fire Rating
60

Fire-stopping products

BF-3256-5 system drawing

Application dimensions

Min Diameter
20 mm
Max Diameter
20 mm
Service Diameter Range
20 mm
Aperture
60.5 mm
Annular Gap
5.7 - 8.3 mm
Sealant Depth
13 mm

Specimen size & details

20 mm PEX pipe with 3.05 mm wall thickness, insulated with 13 mm thick nitrile insulation. BOSS FireMastic-HPE™ sealant 13 mm deep in annular gap finished flush both sides.

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