DESCRIPTION AND USE
Thermoguard Fire Varnish is an exceptionally clear lacquer for decorative
fire protection of prepared timber and timber derivative surfaces. Its
special formula provides a hard, durable finish suitable for panelling,
boarding, doors, floors, furniture etc. It's clear finish enhances the
natural beauty and fire protects new and previously varnished internal
timber surfaces. INTUMESCENT
FIRE PROTECTION
When exposed to a fire Thermoguard
Fire Varnish expands to create a fire protective barrier, insulating
the timber surfaces from heat and oxygen.
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| FIRE CERTIFICATION |
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Thermoguard issue a
Certificate of Supply upon request for each project for Insurance,
Fire and Building Control Authority and Client Records.
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COVERAGE
Class 1
– Apply Thermoguard Fire Varnish at 6.5m sq. per litre (150 m wet).
Class 0 – Apply Thermoguard Fire Varnish at 6.5m sq. per litre
(150 m wet). Apply
Fire Varnish Gloss, Satin or Matt Overcoat at 12m sq. per litre. For
humid areas apply Thermoguard Fire Varnish Gloss Overcoat over the Thermoguard
Fire Varnish.
APPLICATION
Counter-sink and stop or seal bare Ferrous metal fixings and fittings.
Mix the base and activator components in ratio 2:1. Stir base and add
activator slowly; continue stirring vigorously until a homogeneous mix
is obtained.Usable pot life 1 ½ - 2 hours.
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FINISH
Thermoguard Fire
Varnish Overcoat is available in gloss, satin and matt. TO
SPECIFY
Simply State:
Prepare and apply
Thermoguard Fire Varnishes to Class 1/Class 0 with gloss/satin/matt
finish according to the manufacturer's instructions (N.B. for wet areas
apply Gloss Overcoat over the Fire Varnish).
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Brush,
roller or spray. Apply 1 or 2 coats of Thermoguard Fire Varnish. After
12 hours (min.) apply 1 coat of the appropriate Topcoat. Contact Thermoguard
for spray equipment advice. Ensure surfaces are clean and dry. Maximum
timber moisture content 18%. Maximum relative humidity during application
and drying 8°C. Minimum surface temperature 3°C above dew point.
Clean equipment with water immediately before and after use. Ensure adequate
ventilation during drying. ENVIRONMENTAL
HEALTH & SAFETY
Thermoguard Fire Varnish is
a low odour, water-based system, thus making it 'user and environmentally
friendly'
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FIRE TESTING
| Tested to |
BS476 Part 7; Class 1 surface spread
of flame. |
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BS476 Part 6; Fire propagation. |
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Designated Class 0 in accordance
with U.K. |
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Building Regulations |
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COMPOSITION
Clear intumescent
compounds.
Clear Epoxy resin binders.
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PREVIOUSLY
VARNISHED SURFACES
Thermoguard Fire Varnish has good adhesion
and can be applied over existing varnished surfaces. Preparation requires
through abrading with wet or dry abrasive paper to provide a key.
Was down with warm detergent solution and rinse with clean warm water.
Allow to dry. |
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STAINS
Compatible with most stains,
dyes and liming wax.
The use of acid fast wood dyes is recommended. Where other types of stains
or stained varnishes have been used contact Thermoguard's Technical Department.
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Unit
B, Marlborough Court, Bennerley Road,
Blenheim Industrial Estate, Bulwell,
Nottingham. NG6 8UY
Tel: 0115-9764455 Fax: 0115-9764488
Technical Helpline: 01624-825115 Fax: 01624-825526
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