Especially recommended for windows, cladding, garden furniture.

Reduces swelling and shrinkage and protects against fungal, algae and mould growth.

Extremely water-repellent, extra moisture protection.

Ideal primer for Natural Oil Woodstain, One Coat Only and UV Protection Oil.

1 litre covers approx 8.4 m² with 1 coat.

Number of coats: 1 coat, a top coat from the Osmo product range must follow.

Osmo WR Base Coat is a clear wood impregnation for exterior use. It is a preventive preservative against vegetable pests such as blue stain, rot and mildew.

The base coat penetrates easily and deeply into the wood - proving extra moisture protection for the wood. Only one coat is required, and a finishing coat from the Osmo range such as Natural Oil Woodstain, One Coat Only, or UV-Protecion Oil is recommended.


Brand: Osmo

Size: 2.5L

Type: Preservative

Coverage: 8.4m2 /L

Overcoat Time: 12 hours

Osmo WR Basecoat Aqua 2.5L header image

£72.96Ex. VAT: £60.80

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For further product information and our recommendations, contact a sales advisor now on 01453 882237