Envirograf EN/F Fire Resistant Intumescent Sealant – 310 ml Dark Grey

Description

Envirograf EN/F Fire Resistant Intumescent Sealant – 310 ml Dark Grey

Powerful intumescent sealant for sealing voids around services passing through fire-rated surfaces.

EN/F is a powerful fire-resistant intumescent sealant filler, available in dark grey and also white. Ideal solution to seal gaps around penetrations in both hollow and solid walls, including floors and ceilings.

Tested for 2 hours fire protection and insulation in plasterboard hollow walls and brick, block walls.

• Suitable for use with aluminium, copper, plastic and steel pipes up to 50mm diameter
• Can also be used for cables (including armoured cables, MICC and flexible cable types) up to 32mm diameter
• Made of water-based materials which become water-resistant once cured

Application Instructions

The cartridges marked EN/F1 (the dark grey intumescent graphite compound) are for filling around the services from 30mm into the hole and up to 10mm from the front surface.

Plasterboard:
In plasterboard walls the hole must be 40mm larger in diameter that the services passing through. For example, a 50mm diameter pipe would require a hole size 90mm in diameter.

Solid Substrate:
For brick, block and concrete ceilings and walls the hole must be 30mm larger in diameter than the service. For example, a 50mm diameter pipe would require a hole size 80mm in diameter.