Rackhams UV Protection Oil Extra - White - 3040

For exterior timber that needs a protective finish, Osmo UV Protection Oil Extra is formulated for...

Best current price£35.25from Rackhams

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RackhamsRackhams Uv Protection Oil Extra - Raw 3044 - Satin - 0.75 Litre
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Product Information

Full details

The Rackhams UV Protection Oil Extra in White (3040) is an ideal protective finish for homeowners and woodworkers looking to preserve exterior timber structures like window frames, doors, and garden furniture. This microporous, oil-based treatment provides excellent water and dirt resistance while preventing common wood issues like swelling and decay; however, users should note that it requires careful application to ensure a smooth, uniform appearance on larger surfaces.

All features

ColourWhite
Model Part Number3040
BrandRackhams

Extended Product Information

FAQs

Is this product safe for my dog to be around?

Yes, once the oil has fully dried and cured, it is perfectly safe for humans, plants, and animals.

Do I need to sand the wood before reapplying?

No, one of the main benefits of this oil is that it does not crack or peel, so you can reapply it directly over clean, existing coats.

Can I use this on indoor furniture?

This product is specifically formulated for exterior timber applications where UV and weather resistance are required.

How often should I reapply the oil?

The frequency depends on exposure to the elements, but a simple maintenance coat should be applied when the wood begins to lose its water-repellent properties.

Can I use this on pressure-treated wood?

Yes, it is suitable for exterior timber, but ensure the wood has had time to dry out properly after pressure treatment before applying.

Troubleshooting

The finish looks uneven or streaky.

Usually caused by applying too much oil at once. Lightly buff the surface with a lint-free cloth and ensure future coats are applied very thinly.

The oil is taking too long to dry.

This is often due to high humidity or low temperatures. Ensure proper ventilation and ensure the product was applied in a thin layer.

Water is not beading on the surface anymore.

This indicates the protective layer has worn down due to weather exposure. Simply clean the area and apply a fresh maintenance coat.

Pros and Cons

Pros

  • Does not crack, peel, or flake over time
  • Easy to maintain with no sanding required for reapplication
  • Highly water and dirt repellent
  • Safe for use around pets and garden plants once dry
  • Helps prevent common wood swelling issues

Cons

  • Application requires careful technique to avoid streaking
  • Drying times can be longer than water-based alternatives
  • Limited to specific exterior applications

Setup, Compatibility & Care

Before starting, ensure the timber is untreated or has been stripped of previous heavy coatings. The surface must be clean, dry, and frost-free. Apply the oil using a brush or cloth, working it well into the grain. For maintenance, simply clean the wood surface with water and a mild soap, then reapply a fresh coat directly over the top once the area is dry—no sanding is needed. This product is compatible with most exterior timber species, but always perform a small test patch first to confirm color and absorption.

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