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Ensure that your exterior wood surfaces are suitably primed and treated before application of topcoats, oils, varnishes, and stains, with our collection of pre-treatments.

From the top manufacturers of wood oils, paints, and varnishes - Rubio Monocoat, Osmo, and more - our undercoats and colour dyes work to prepare surfaces with excellent adhesion to the substrate, and base colours to ensure that protective overcoats finish with vibrant shades.

There are 38 products.

Showing 1-12 of 38 item(s)

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Rubio Monocoat Sunprimer HWP

Rubio Monocoat Sunprimer HWP, a water-based primer that limits the effects of UV light and which can be used as an optional primer when applying a finishing coat of RMC Hybrid Wood Protector on vertical wood. Ready for use - Retains the natural look of the wood Provides a deep and intense colour for vertical wood Provides better cover and...

Price £58.62
In stock

Osmo WR Base Coat

Osmo WR Base Coat, a wood preservative for amateur use against wood rotting fungi, wood staining fungi and wood destroying insects on all outside wood which is out of direct ground contact and/or surface water. Extremely water repellent - Resistant to blue stain, rot and insect attack Reduces wood swelling and shrinkage - No future...

Price £16.24
In stock

Osmo End Grain Sealing Wax

Osmo End Grain Sealing Wax, a special end grain sealer that protects against splitting due to weathering, especially suited for the end grains of decking, cladding or roof soffits made of hard and softwoods. Protects edge grain of decking against cracks and wood ingredients from bleeding Excellent coverage - 1 litre treats approx. 600...

Price £17.45
In stock

Coo-Var Aluminium Wood Primer

Coo-Var Aluminium Wood Primer is an oil based primer that contains aluminium. Used primarily to prevent staining on knotted or resinous timber. Easy to apply. Also works as a heavy duty primer Resists resin staining Resists blistering of topcoats Interior/Exterior use Semi-matt finish Available in sizes from 500ml up to 5L Coverage...

Price £13.98
In stock

Remmers Induline GW-306

Remmers Induline GW-306 is a water-based primer with protection against soft rot and blue stain. Ready for use by dipping or flow-coating, it has excellent flow characteristics on untreated wood, good pore wetting performance, and outstanding (wet) adhesion. Ideal for use on: Wood outdoors which does not come into contact with the ground...

Price £41.52
In stock

Sikagard Universal 5 Star Wood Treatment

Sikagard Universal 5 Star Wood Treatment is an all-in-one treatment for wet rot, dry rot, fungi and wood boring insects - it takes care of all your wood treatment and preservation needs in the one can. Solvent and VOC free Internal and external use Micro emulsion provides deep and even penetration Rapid drying Non-flammable Virtually...

Price £114.60
In stock

Sikagard Wood Preserver

Sikagard Wood Preserver is a low solvent, low odour solution based on Micro-fine active technology. The fungicides and algaecides present in these formulations are finely dispersed so that wood penetration and hence effectiveness is much greater than standard wood preservation products. Ultra light fast pigments give an even fade resistant...

Price £95.64
In stock

Remmers Aqua IG-10 Impregnation Primer IT

Remmers Aqua IG-10 Impregnation Primer IT is a liquid, solvent-based wood preservative with preventive efficacy against blue stain, soft rot, insects and termites for use on exterior wood, including stable building elements (as a primer only) as well as those with limited to no dimensional stability, load-bearing elements under roofs, and for...

Price £33.87
In stock

Tikkurila Valtti Primer

Tikkurila Valtti Primer is a ready to use colourless solvent based priming oil for new untreated timber, with its high penetrating ability protecting wood from bio-damage (blue and mould). Touch dry in up to 30 minutes Making untreated timber water repellent Providing protection against microbial and insect attack Can be overcoated with...

Price £14.15
In stock

Coo-Var Patent Knotting

Coo-Var Patent Knotting is a low viscosity shellac based product. It is used on knotted or resinous areas of wood to help prevent staining of future paint films. For interior and exterior use Gloss finish

Price £9.35
In stock

Coo-Var Acrylic Primer Sealer Undercoat

Coo-Var Acrylic Primer Sealer Undercoat is a water-based, low odour primer ideal for plaster preparation or any wood surface which requires priming inside or out. Fast drying and easily applied. Exterior/Interior use Matt finish Available in sizes from 500ml up to 5L Apply with roller, brush or spray Coverage Calculator More...

Price £8.85
In stock

Coo-Var Penetrating Wood Primer

Coo-Var Penetrating Wood Primer is an oil based high quality primer. Ideal for any wood surface which requires priming inside or outside. For interior and exterior use Single pack Suitable surfaces: Wood and soft woods Finish: Semi Matt Application: Roller, brush or spray Drying time: Touch dry 3 hours or 8 hours hard dry Overcoat...

Price £17.58
In stock

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