EP/CP Intumescent for Plasterboard
Envirograf EP/CP Intumescent for Plasterboard - 5 Litres
EP/CP is an intumescent water based coating. Allow to dry thoroughly. Dries in about 30 minutes.
A white or coloured aqueous dispersion coating, offering fire protection to plasterboard and lath-and-plaster ceilings of various thicknesses. It develops a microporous intumescent layer with a smooth decorative finish. When attacked by fire, the intumescent material protects the coated areas integrity and insulation for a period in excess of one hour. Envirograf Product 92 (ES/AEC acrylic emulsion coating) can be applied over the smooth coating.
Apply to 9mm or 12½mm thick plasterboard or lath-and-plaster ceilings in two coats at 8m² per litre per coat, which upgrades the substrates to give fire protection to 60 minutes. For a smooth finish, apply by brush, roller, or spray. For a stippled finish, apply with a short-pile roller. For textured finish, see Envirograf Product 96. This product can be painted over with any external emulsion or undercoat and gloss paint.
This product underwent a fire resistance test in accordance with BS476 Parts 20, 22, and 23
(1987), applied to plaster-coated 9mm thick plasterboard and nailed to a timber-stud partition.
The treated partition system achieved a fire resistance (insulation and integrity) of 71
minutes. The product also underwent a fire resistance test in accordance with BS476 Part 21
(1987), applied to 12½mm thick plasterboard beneath a loaded timber floor. The timber floor
system achieved a fire resistance of 61 minutes (insulation, integrity, and load-bearing capacity).
Also tested to BS476 Part 21 load-bearing lath-and-plaster ceiling for 60 minutes (insulation,
integrity, and load-bearing capacity).
Please contact our customer services department for further information on 08450 538989.
Check for your Building Control Approval before purchase.
For over 30 years Envirograf Intumescent Coatings have been widely recognised and approved by Building Control. However we always recommend initial approval of all products prior to purchasing, to avoid any problems with Building Control approval.