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Decking Stain

Browse a selection of best-selling decking stains chosen for ease of use, fast drying times, and reliable results. These accessible, high-performance stains are suitable for softwood and hardwood decking and offer protection against rain, sun, foot traffic, and algae growth. Designed for use on terraces, decking in gardens, pubs and restaurants and more, these products highlight the wood grain while offering rich, durable colour. Application is straightforward with brush, roller, or sprayer, and most stains are recoatable in hours.

Where a stain is not suitable, decking paints offer a solid colour alternative, helping to unify worn timber or cover over old finishes. If the goal is to coordinate with surrounding timber, consider fence paints and exterior paints to complement stained areas, ensuring a consistent appearance across garden structures. When staining previously painted wood, always confirm compatibility or remove existing finishes before application. For best results, consult technical support on suitable primers or strippers before re-staining or repainting.

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Osmo Natural Oil Woodstain Effect | Decorative Metallic Exterior Protection

Osmo Natural Oil Woodstain Effect

Osmo Natural Oil Woodstain Effect, a decorative silver-metallic, oil-based protective finish for all wood in outdoor areas, including: Windows and window shutters (dimensionally stable elements) Doors - Carports - Timber cladding - Balconies - Fences - Pergolas Garden furniture - Summer houses (dimensionally unstable elements)...

Price £53.92 (incl. VAT)
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Osmo Decking-Oil | Wooden Decking Protection

Osmo Decking-Oil

Osmo Decking-Oils meet the demands of wooden decking with a variety of colours and unsurpassed durability for all weather conditions. Protect and maintain timber, decking, garden furniture and privacy screens made of numerous coniferous and fine woods. Also suitable as a transparent colour treatment of Teak, Eucalyptus and other fine woods...

Price £22.42 (incl. VAT)
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Osmo Anti-Slip Decking Oil | Non-Slip Topcoat For Decking & Stairs

Osmo Anti-Slip Decking Oil

Osmo Anti-Slip Decking Oil, a clear slip-resistant top coat for exterior timber decking and stairs in outdoor areas already treated with coloured Osmo oils, for ribbed, grooved, and particularly for smooth decking surfaces. Natural wood character remains visible - Highly water and dirt resistant Active ingredients protect the coating...

Price £27.01 (incl. VAT)
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Osmo Natural Oil Woodstain | Decorative & Protective Exterior Protection

Osmo Natural Oil Woodstain

Osmo Natural Oil Woodstain, a decorative, oil-based protective finish for all exterior use, available in 17 wood shades and tintable in RAL and NCS colours. The microporous, breathable finish allows the wood to breath and reduces the risk of swelling and shrinkage. Base and top coat in one finish - Fast drying - Natural wood grain remains...

Price £28.69 (incl. VAT)
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Owatrol Antislip Non-Slip Protection For Wood, Decking, Walkways & More

Owatrol Antislip Non-Slip Protection

Provides an anti-slip surface for pedestrian traffic and a skid resistant surface for wheeled traffic. For decks and decking, docks, pontoons, steps, walkways and more. Exterior use on horizontal wood surfaces. For new or weathered timber, planed or rough-sawn - all wood species. Produces a more evenly textured surface than conventional...

Price £33.14 (incl. VAT)
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Owatrol Solid Colour Stain | 35 Opaque Wood Colours

Owatrol Solid Colour Stain

Premium finish in 35 opaque shades for new wood and for recoating old applications. Ideal for decking, cladding, masonry, outdoor furniture, and more. Provides unsurpassed adhesion to vertical and horizontal exterior substrates. Guaranteed for 15 years on vertical surfaces and 5 years on horizontal surfaces on bare wood against peeling...

Price £54.82 (incl. VAT)
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Stunning Decking Stains – Long-Lasting Colour and Protection for Garden Decking


Decking stains provide long-lasting protection and colour enhancement for timber decks, balconies, and outdoor seating areas. Designed to resist UV damage, mould, and wear, these top-rated products extend the life of decking while adding natural or bold colour. Unlike decking paint, stains penetrate the wood and will not crack or peel, making future maintenance simple.

Suitable for use on pressure-treated softwoods, hardwoods, and even composite materials (check product details), these stains are formulated for fast, simple application with no fuss. Quick drying and often recoat-ready in a few hours, many can be applied in a day. Customers can choose from clear, tinted, or pigmented finishes across thousands of traditional and contemporary colours.

Easy to use for DIY projects or professional refurbishments, these stains deliver reliable coverage and excellent water resistance. They are ideal for garden decking, steps, hot tub platforms, and outdoor structures exposed to the elements. Decking cleaners and paint and varnish strippers for wood are available for full preparation, and site-specific advice is available from technical support.

Decking Stain FAQs


Can I apply decking stain over old paint or oil?

No. Decking stain must be applied to bare, clean wood. Painted or oiled surfaces should be stripped or sanded beforehand.

How long before I can walk on the deck after staining?

Most decking stains are touch dry in 1–2 hours and recoatable in 4–6 hours. Full curing can take 24–48 hours.

Will decking stain work on grooved boards?

Yes. Most stains are designed to penetrate both smooth and grooved decking boards, though extra care may be needed for even coverage.

Do I need to clean the deck before staining?

Yes. The surface should be dry, clean, and free from dirt, moss, and previous coatings. Use a specialist decking cleaner or fungicidal wash for best results.

Are these stains suitable for tropical hardwoods?

Some are. Contact technical support for advice if staining hardwoods like teak, ipe, or balau.

Can I apply a stain during cold or damp weather?

Application should be done in dry conditions with temperatures above 5°C. Avoid staining in direct sun or just before rain.