Polyvine Exterior Wood Varnish - Satin - 100Ml

A non-yellowing, quick drying clear finish that protects against UV light and weather damage. This...

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B&QB&Q - PolyvineExterior Wood VarnishDead Flat100Ml
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Product Information

Full details

The Polyvine Exterior Wood Varnish in Satin finish is designed for homeowners and DIY enthusiasts seeking a durable, natural-looking protective coating for exterior timber. Its key benefit is providing robust protection against UV light and weather damage while enhancing the wood's natural grain. A potential consideration is the recommended application method for a dead flat finish, which requires an additional satin coat underneath.

All features

Model Part NumberVES0100
BrandPolyvine

Extended Product Information

FAQs

What type of wood is this varnish suitable for?

Polyvine Exterior Wood Varnish is suitable for both exterior softwood and hardwood timber applications, including doors, windows, and garden furniture.

How many coats of varnish are recommended for a dead flat finish?

To achieve a fully protected dead flat finish, apply three coats of the satin varnish first, followed by a final coat of the dead flat varnish.

Is this varnish waterproof?

Yes, the varnish is waterproof and also microporous, offering protection against the elements while allowing the wood to breathe.

How should I clean the treated wood?

Clean treated wood surfaces with a damp cloth. Avoid using abrasive cleaners.

Can I apply this varnish in cold weather?

Application is best between 10°C and 25°C. Drying times will be significantly extended in cold or humid conditions.

What does 'microporous' mean in relation to this varnish?

Microporous means the finish allows moisture vapor to escape from the wood, preventing trapped moisture that could lead to blistering or cracking, while still repelling liquid water.

Does this varnish protect against mold and algae?

Yes, the varnish contains biocides which actively protect the wood against algae, mildew, and fungal attack.

Troubleshooting

Varnish appears streaky or uneven

Ensure the varnish is thoroughly stirred before and during application. Apply thin, even coats and maintain a wet edge to avoid lap marks. Check that the brush or roller is distributing the product evenly.

Drying time seems excessive

Drying times are dependent on temperature and humidity. Ensure application is within recommended environmental conditions. Lower temperatures or high humidity will increase drying time. Ensure adequate ventilation.

Blistering or peeling occurs

This may indicate moisture trapped beneath the film or inadequate surface preparation. Ensure the wood is completely dry before application and that the surface is free from contaminants. Re-apply after thorough surface preparation.

Finish is too glossy (when dead flat was desired)

The dead flat finish requires a specific application order. Ensure at least three coats of satin varnish were applied before the final dead flat coat. Re-coat if necessary, following the correct layering procedure.

Pros and Cons

Pros

  • Provides excellent UV and weather protection for exterior wood.
  • Enhances natural wood grain with a silky satin finish.
  • Durable and resistant to blistering, cracking, and peeling.
  • Quick drying time speeds up application process.
  • Includes biocides to prevent mold and algae growth.

Cons

  • Achieving a dead flat finish requires an additional satin coat.
  • May require multiple coats for optimal protection.
  • Specific application conditions (temperature, humidity) might affect drying time.
  • Not suitable for interior use where different finishes are desired.

Setup, Compatibility & Care

Preparation: Ensure the exterior wood surface is clean, dry, and free from dust, grease, and previous finishes. Lightly sand bare wood and seal any knots.

Application: Apply using a good quality brush or roller. Stir the varnish thoroughly before use. Apply thin, even coats, working in the direction of the wood grain. Allow adequate drying time between coats.

Compatibility: Suitable for use on exterior softwood and hardwood timber applications. Test on a small, inconspicuous area first if unsure.

Achieving Dead Flat Finish: To achieve a fully protected dead flat finish, apply three coats of the satin varnish followed by a final coat of the dead flat varnish. This layering ensures maximum protection before the final aesthetic.

Care: Clean application tools immediately after use with water. For the treated surface, wipe clean with a damp cloth. Avoid abrasive cleaners.

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