Intumescent-Coated Slabs

Description

A high-density rock-fibre slab with intumescent coating on both sides that can be easily cut with a sharp knife and over painted or Suitable for use as a permanent fire barrier in walls and floors, giving up to 4 hours fire protection. In large floor openings they should be supported with wire mesh. Intumescent jointing compound is supplied with each slab for fixing sections – this must be used around the perimeter and in the joints. Can be used over door frames, between the frame head and ceiling. There PVC pipes and cables, use Envirograf® pipe wraps (Product 7)

ADVANTAGES

• Due to its high density, it can be used for large openings in floors, walls and ceilings
• Offers effective acoustic protection by impeding sound transfer through the centre of the structure and across its surface
• Ideal for use under raised flooring as a firebreak, providing 1-4 hours fire protection

FIRE TEST PERFORMANCE

Tested to BS476 Part 22 (1987), achieving integrity of 240 minutes.

Tested at VNE to European Standard EN1363-1 (2000).

APPLICATION INSTRUCTIONS

Where the slab is in a wall situation, just cut the slab to fit into the opening adhering with the adhesive supplied, ensuring that Envirograf Wraps are fitted around any PVC, copper or steel pipes and PVC electrical trunking.  For steel electrical trunking fit pads inside where passing through the slab. For cable trays, then use Envirograf Product 29 cable tray pillows.  For floor openings 1m² without support. For hole sizes over 1m², firstly fit chicken wire 1½” diameter, support around the perimeter with Envirograf FB/C1 Metal Supports and wire mesh to services passing through the opening. For large openings Product 4, ref: SUP Metal Supports can be used.  Then around any plastic, steel or copper the fit product 7, around electrical trunking or steel trunking, fit Envirograf Pads and Cable Tray Pillows over cable trays or fit Product 1 Envirograf Pillows around cables that are having to be regularly changed.  IS60 slab – this is a slightly smaller slab in size but very high density. Ideally suited to large openings or complete walls, where ladders may need to be leant against or areas where the filled area needs to be extra strong. Again, all services passing through the slab must have Wraps, etc., around the pipes and services.
The coated slab is ideal for under computer room raised floors as a firebreak.

ADDITIONAL INFORMATION: For floor areas, ‘non-load-bearing’ notices are supplied. Please ensure that these are fitted. *Jointing compound supplied.

DOWNLOADS

Please use the links below to download relevant information as PDF documents:

Technical Information

TD004-09-202

Application Instructions

AP004-11-2012

COSHH Data

HS004-05-2015

HS004W-05-2015

HS prod 4 Jointing compound

ORDER REFERENCES

REF:
SUP        Metal Support Batten for large floor openings (per metre) – Please Click Here >