BF-3390-2

System details

Type
Service Penetration
Element
Wall
Substrate
Double Layer
Minimum Substrate Thickness
116 mm
FRL / FRR
-/120/120
Trade
HVAC
Service
HVAC Bundles
Fire Rating
120

Fire-stopping products

BF-3390-2 system drawing

Application dimensions

Aperture
112 mm
Annular Gap
2.8 to 12.1 mm
Sealant Depth
26 mm

Specimen size & details

1 - Sided penetration - HVAC Bundle:
• 1 x 19.05 mm + 9.52 mm Paircoil with 19 mm thick nitrile rubber insulation
• 1 x 2.5 mm² 3C+E TPS Power Cable
• 1 x 1.5 mm² control cable
• 1 x 25 mm uPVC condensate drain
Installed penetrating either side of the wall system, with a 90° bend into the cavity. BOSS FireMastic-HPE™ sealant 26 mm deep in annular gap finished flush.

Resources