Durable, Microporous Protection for Outdoor Wooden Decking

Osmo Decking Oil has been specifically developed to meet the demands of exterior wooden decking and outdoor timber surfaces.

Based on natural vegetable oils and waxes, it penetrates deeply into the wood to create a durable, microporous finish that protects from within. Unlike conventional sealers, it does not form a brittle film on the surface — meaning it will not crack, peel or flake over time.

The natural character and grain of the wood remain visible, while the finish offers excellent resistance to water, dirt and weathering.

Ideal for decking, exterior stairs, balconies, pergolas, cladding and outdoor furniture.

Key Features

• Highly water and dirt resistant

• Microporous, breathable finish

• Reduces water logging, swelling and shrinkage

• Does not crack, peel or flake

• Enhances the natural character of the wood

• Slows down the greying process caused by UV exposure

• Safe for humans, animals and plants once dry

• No sanding required when topping up maintenance coats

Coverage & Application

• Coverage: Up to 24m² per litre per coat

• Recommended application: 2 thin coats

• Drying time: Approx. 12 hours between coats

• Apply to clean, dry and frost-free timber

Fresh timber containing natural wood extracts should be allowed to weather before application.

For maintenance, simply clean the surface and apply a thin refresher coat — no full sanding required.

Why Choose Osmo Decking Oil?

Outdoor timber in harsh climates requires a finish that can breathe. Osmo Decking Oil regulates moisture movement within the wood, helping to reduce splitting and dimensional movement while providing long-term protection.

Unlike film-forming varnishes or water-based coatings, it penetrates into the timber, making ongoing maintenance simple and cost-effective.

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