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Thermoguard Fire Varnish Basecoat 20sqm

MPN: THERMFV20
£104.99
£125.99 (inc. VAT)
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Thermoguard 2K Fire Varnish Basecoat clear intumescent coating for wood 20 sq m

Thermoguard Fire Varnish Basecoat provides the intumescent Fire Protection for the Thermoguard Fire Varnish Systems. The Thermoguard Fire Varnish Basecoat comes with options for internal and external Fire Protection of timber and timber derived substrates to BS Class 1 and Class 0 Surface Spread of Flame as well as BS EN Class B s2 d0.

The special formula finishes provide tough, durable finishes to internal and external wood surfaces that enhance the natural beauty of the wood while fire protecting new/bare surfaces and previously varnished substrates.

The Thermoguard Fire Varnish System is made up of the Thermoguard Fire Varnish Basecoat (a two component, water based product consisting of a base and activator) which is a clear, intumescent varnish to be finished with either a Thermoguard Interior Fire Varnish Overcoat or Exterior 2K Varnish providing protection against UV and wear.

 

Intumescent fire protection - Thermoguard Fire Varnish Thermoguard Fire Varnish Basecoat
When exposed to fire, Thermoguard Fire Varnish expands to create an insulating barrier, protecting timber surfaces from flames, heat and oxygen, and suppressing emission of deadly smoke and gases.

Finish
Thermoguard Fire Varnish Overcoat is available in clear or stained varnish, matt or satin.

Specification & application
Prepare and apply:

  • 1 coat Thermoguard Fire Varnish basecoat
  • 1 coat** Thermoguard Fire Varnish Overcoat (clear or stained) ** 2 coats Thermoguard Fire Varnish Overcoat for potentially wet or external areas, fruitwoods or for a stronger stain shade
  • Thermoguard Fire Varnish basecoat available in 20 sq m
  • Thermoguard Clear & Stained Fire Varnish Overcoat in 20 sq m + 80 sq m
Applicators also refer to instructions on fire varnish base and overcoat containers.

Previously varnished and stained surfaces or wood preservers
Thermoguard Fire Varnish can be applied over firmly adhered standard clear varnish. For existing stained varnishes, stain coatings, old fire coatings or if in doubt, call us on 01753 684084.
  • If preservatives are required, use rapid drying clear non-water repellent grades (allow adequate time for stain or preservative fluids to escape)
  • For tanalised or other preservative treatments, call us on 01753 684084.
Technical support
Email: info@tools-paint.com
Phone: 01753 684084

Fire test standards
BS EN Class B s2 dO **
Class O *
Note. For 30 or 60 minutes fire resistance, call us on 01753 684084.
For doors refer to fire door varnish.
** See New Fire Regulations & Tests Explained (section pasted below)
* Class 0 includes Class 1.

Fire certification
Thermoguard (Click to see their website) will issue a Certificate of Supply upon request for each correctly specified project for insurance, fire and building control authority and client records against proof of purchase.

Preparation
Cover, countersink and fill, or use non-ferrous, galvanized, stainless or sheradised fittings. Ensure surfaces are dry, clean and free of all contamination. Varnished, sealed or non-porous wood should be abraded thoroughly with medium grade silicone carbide abrasive when dry to provide a good key.

Conditions
During application and drying of the full system
Ensure surfaces are thoroughly dry max 18% moisture content
Maximum relative humidity RH 75%
Ensure adequate ventilation
Minimum air temperature 6°C
Minimum surface temperature 3°C above dew point avoid condensation.

New fire regulations & tests explained
The new fire standard BS EN test lasts 20 minutes with airflow and replaces the old BS 476 tests which lasted 10 minutes and strangely restricted airflow.
The new standard for flame spread and heat release Class B replaces Class O.
The new BS EN tests also monitor:
Smoke & Gas s s1 + s2 are none or very low & compliant levels, s3 moderate , s4 high smoke.
Flaming droplets or airborne particulates dO is none, d1 some, d2 + d3 moderate > high levels.

Quality assurance
All products are manufactured and supplied under ISO 9000.

Environmental health & safety
Thermoguard Fire Varnish Basecoat, Clear and Stained Varnish Overcoats are water based.
Refer to Thermoguard Fire Varnish Overcoat HS Data Sheet.SaveSaveSaveSaveSaveSaveSave
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MPN:
THERMFV20
Brand:
Thermoguard
Product Code:
THERMFV20
Weight:
3kg
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