General description Osmo Decking Oil in Black is designed to enhance and protect wooden decking while maintaining the natural character of the wood. This oil is safe for humans, animals, and plants once dry, and it provides excellent water and dirt resistance. Its microporous, penetrating finish prevents cracking, peeling, or flaking, making it ideal for outdoor use. Technical specifications Volume: 2.5 Litres Dry time: 12 hours Coverage: 24 m²/L with one coat Recommended coats: 2 coats or one coat plus top coat of Osmo Anti-Slip Decking Oil 430 Moisture content max: 20% Surface preparation Bare wood species with high natural extractives need to weather for a minimum of 4 weeks before treatment. Resinous wood (e.g., Larch, Douglas Fir) requires at least 6 weeks of weathering. Pressure impregnated wood and tropical species (e.g., Massaranduba, Bangkirai, Garapa, Iroko) need 3 months of weathering. Cedar also requires a 3-month weathering period. Greyed and weathered wood can be