Ready to use, liquid wood preservative!
Osmo WR Base Coat 4001 is 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 e.g.:
facades, windows (inner and outer parts), exterior doors (inner and outer parts), carports, shutters and balcony railings. Not for indoor application.
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


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
COLOUR CODE | CAN SIZE LITRE | ARTICLE NUMBER | |
---|---|---|---|
| 0.75 | 13800001 | |
2.50 | 13800002 |
NUMBER OF COATS
One coat is sufficient; a top coat is absolutely essential.
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Finished surface in 1 day, 1 coat (top coat required)
- Apply finish onto raw wood approx. 160-225 ml/m². Apply to all sides if possible.
- Drying time approx. 12 hours (normal climatic conditions, 23 °C/ 50 % rel. humidity). Lower temperatures and/or higher humidity can increase drying time. Ensure good ventilation while drying.
- Apply a top coat within 3 months with One Coat Only HSPlus, Country Colour, Natural Oil Woodstain, Opaque Gloss Wood Stain, Garden Colour or UV Protection-Oil. Use biocides carefully. Always read the label and product information before use!
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HOW MUCH COATING DO I NEED?
With our finish calculator, the right amount of coating necessary for your project can be calculated quickly and easily.
Please follow our advice in the product information sheets for the correct application.