If the fence is going to be treated with a water-based oil, paint or stain. It is important that the preservative does not contain any wax or silicon. Preservers that contain wax will repel water-based top coats and prevent them from adhering to the wood. Can fence preservatives be spray applied?

H410 Very toxic to aquatic life with long lasting effects.EUH 208 Contains. May produce an allergic reaction.Wood preserver is basically an undercoat. You brush or spray it onto raw, freshly sawn or sanded wood surfaces to stabilise the wood’s moisture content and protect it from rot and decay. If coating the shed with a water-based stain, paint, oil, or other shed treatment, it is important to ensure that the preservative is one that doesn’t contain wax as this will repel the top-coat and prevent it from adhering to the shed. Applying a shed preserver Not all wood preservers or stains are suitable for spraying due to their viscosity. Many garden pump sprayers are only suitable for thin liquids like water. There are however a couple of sprayers that are specifically designed for spraying garden shed preservers and stains such as those below. If mould, algae or fungi is already present on fence panels, it must first be treated with a suitable mould and algae cleaner or fungicidal wash, before applying the wood preservative. Preservers are designed to help prevent biological growth but will not kill it if it is already established on the wood. If mould, algae or lichens are already present on the wood, use a suitable fence cleaner to remove mould, algae and lichens.

Ronseal Precision Pump Sprayer: For spraying the Ronseal range of Fence Life and Fence Life Plus treatments Ensure that wooden surfaces to be treated with Barrettine Wood Preserver are clean, dry and free from surface dirt, debris and other surface contaminates. New Bare Wood Ronseal Shed and Fence Preserver has been specially formulated to give colour and protection to sheds and fences. The deep penetrating 2-in-1 formula eradicates woodworm whilst preserving the wood to prevent rot and decay. The unique formula contains added water repellents, waterproofing the timber from the damage caused by water ingress.

Always cover and protect items and areas not to be treated, especially stone, concrete, plastic surfaces and plants, and especially if applying a coloured preserver. Coloured wood preservers will easily stain these surfaces and could ruin some types of plastic. Sealing in a fence preservative Wood preserver is designed to be applied on freshly sawn or sanded wood. You’ll get the best out of it if you sand down whatever wood you use it on, or at least pressure-wash and scrub it. The good news is that there is a safer, more environmentally friendly version called ‘Creocote’. This oil based Creosote substitute is perfect for use on garden sheds and fences and is available in light and dark shades of brown.

How to choose the best wood preserver for you What’s the difference between wood preserver and varnish? Solvent-based wood preservers such as Barrettine Premier and Ronseal Total tend to absorb more deeply into wood, and decorators say they have longer-lasting effects. However they’re more smelly than water-based stuff, and tend to be less safe for the environment. That said, the most eco-friendly preserver in our line-up, Osmo Wood Protector, is solvent-based but uses safe organic ingredients, which makes it perfect for kitchen worktops. Can I use wood preserver to liven up my old shed?An alternative approach to colouring or staining a shed with a wood preservative is to use a clear wood preserver first, and then a shed and fence stain, an oil-based, coloured shed treatment, or an exterior paint for sheds. These types of shed treatments are generally available in a much wider range of colour options. Sikagard Clear Wood Preserver – 5 Litre: Provides long lasting protection from wet rot, dry rot, decay and fungi. This fast-drying, non-flammable preserver can be applied to all rough-sawn or planed wood and joinery in damp or wet conditions without loss of performance. Its low-odour, solvent-free formula contains finely dispersed fungicides and algaecides to provide improved penetration into the wood, compared to standard, solvent-based, wood preservers