Thermoguard Fire Varnish Overcoat Exterior

Thermoguard Exterior Fire Varnish Overcoat is a single component fire protection varnish system with the option of a clear or stained finish for fire protection of timber and timber derivative substrates.

Features and benefits:

• Available in a pack size of 20 m².
•  For timber/ timber derived substrates.
• Clear, UV and wear-resistant finish.
• Compliant with BS EN 13501, B-s2,d0 standards.
• Can be used as part of a system to achieve 30 or 60 minute fire resistance.
•  The formula provides a tough, durable finish for doors, pool areas, regularly washed or external wood.
• Clear or stained finishes enhance the wood while fire protecting new and previously varnished surfaces.
• Fire Varnish Exterior Overcoat helps protect against UV, weather and wear.
• When exposed to fire, Thermoguard Exterior Fire Varnish expands to create an insulating barrier, protecting timber surfaces from flames, heat and oxygen and suppressing emission of deadly smoke and gasses.
•  Certificate of supply available when used over Thermoguard Fire Varnish Basecoat.

Application:

• Cover, countersink and fill, or use non-ferrous, galvanized, stainless or sherardized fittings.
• Ensure surfaces are dry, clean and free of all contamination.
• Varnished, sealed or non-porous wood should be abraded thoroughly with medium grade silicon carbide abrasive when dry to provide a good key. 
• Application by painters, decorators and other professional users only. Refer to instructions on Fire Varnish Base and Overcoat containers.