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INTUMESCENT FIRE VARNISHTrade Name: ASTRO IF VARNISH |
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Designated Class 0 in accordance with U.K. Building Regulations. Water based clear Intumescent with White Spirit based decorative overcoat in Gloss, Satin or Matt finishes. Brush, roller or spray application. |
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| Description When exposed to a fire Astroflame Intumescent Fire Varnish expands to create a fire protective barrier, insulating the timber surfaces from heat and oxygen Astroflame Intumescent Fire Varnish is an exceptionally clear lacquer for decorative fire protection of prepared timber and timber derivative surfaces. Overcoated with ASTRO FVO, its special formula provides a hard, durable finish suitable for panelling, boarding, furniture etc. For internal and external use on bare or previously varnished surfaces. Its clear finish enhances the natural beauty and fire protects new and previously varnished internal timber surfaces. Astroflame Intumescent 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. Wash down with warm detergent solution and rinse with clean warm water. Allow to dry. A sealer coat/overcoat is also available in Gloss, Satin or Matt finishes. For humid areas apply Astroflame Fire Varnish Gloss Overcoat (ASTRO FVO) over the Astroflame Fire Varnish (ASTRO IFV). Contact our Technical Department (see specification section below) for written specification if applying to maple or timber from other fruit tree species Coverage ASTRO IFV is water based and can be thinned with water to any required consistency but must be applied at a specific coverage rate per litre to retain the appropriate fire rating. Class 1 – Apply Astroflame Fire Varnish
at 6.5m sq. per litre (150 μ wet). ASTRO IFV is overcoated with one coat of ASTRO FVO for normal locations and two coats for damp or external locations. Coats applied at 12m sq. per litre. Availability Astroflame Fire Varnish ASTRO IFV is available
in gloss, satin and matt in 2.5 and 5 Kilo tins. To Order & Specify We are happy to provided specifications and quotations - please use our specification form to ensure we cover all apects of your fire protection and decorative requirements in our quote. We accept any order size. Prior to application the contractor should contact the Astroflame Technical Department (see above) to obtain a basecoat application schedule. Fire Tests
Certificate of Supply upon request for each project for Insurance,
Fire and Building Control Authority and Client Records.
Application Counter-sink and stop or seal bare Ferrous metal fixings and fittings. Ensure surfaces are clean and dry. 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. Brush, roller or spray. Apply 1 or 2 coats of Astroflame Fire Varnish. After 12 hours (min.) apply 1 coat of the appropriate topcoat. Contact Astroflame for spray equipment advice. 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. 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 Astroflame's Technical Department. Health and Safety Astroflame Fire Varnish is a low odour, water-based system, thus making it 'user and environmentally friendly'
As part of our policy of ongoing
improvements, we reserve the right to modify, alter or change product
specifications without giving notice. Product illustrations are representations
only. All information contained in this document is provided for guidance
only, and as ASTROFLAME FIRESEALS LTD has no control over the installation
methods of the products, or of the prevailing site conditions, no
warranties expressed or implied are intended to be given as to the
actual performance of the products mentioned or referred to, and no
liability whatsoever will be accepted for any loss, damage or injury
arising from the use of the information given of products mentioned
or referred to herein.
The above information
to the best of our knowledge is true and accurate and based upon current
test data and is supplied for your guidance only. Customers should
satisfy themselves
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