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FAQ about linseed oil and linseed oil paints

Find answers to the most frequently asked questions

Below you will find our FAQ where you can read answers to the most common questions we receive. Should you not find the answer you are looking for, you are more than welcome to contact us.

Can I paint with Selder’s linseed oil paint when I’m pregnant?

Yes, you can. It’s very little solvent in our products.

Do I have to dilute the linseed oil paint from Selder?

No, it should never be diluted and is ready to use.

How do I clean my brushes after painting?

With Selder Strong Soft soap in concentrated form. Repeat two to three times (see video on our website).

Why does the surface become patchy when I paint with linseed oil paint from Selder?

There are various reasons for that – the three most common are;
1. Primer oiling before primer painting on highly absorbent surfaces has not taken place as recommended.
2. The paint has been applied too thinly and/or unevenly.
3. You have painted in a damp space with poor air exchange, alternatively, moisture has come on the surface before the paint has dried.

How long is it between strokes with Selder’s linseed oil paint?

24 hours in favorable conditions, ie 20 degrees and a dry space.

What pigments does Selder use when tinting paint?

We use synthetically produced iron oxides and other metal oxides, all of which have the highest value for light fastness and UV resistance. All pigments are non-toxic with the least possible impact on humans and the environment.

What do you do with twigs before painting with Selder’s linseed oil paints?

You should always shellac twigs before painting both indoors and outdoors.

Which window putty do you recommend when painting windows with Selders Linseed oil Paint?

LA Seal from Leif Arvidsson or equivalent with good adhesion to glass.

Can linseed oil self ignite?

Yes, that’s why all rags etc. should be soaked before they are thrown away.

Do Selder’s linseed oils have to be heated to 130 degrees? 

Yes, otherwise the product loses its best characteristics.

Which area of ​​use does the Stone oil versus Rustproofing oil have?

The Stone oil is used on all stone, concrete, terracotta that is untreated to give the surface a durable and water-repellent surface layer. The Rustproofing oil is applied to iron surfaces that are rusty to stop further corrosion.


We offer a soap-treated floor and not a scrub floor as it is a completely different method. Watch our video and read on our website where all information is available.

Should the floor be dry or wet when soaping a floor with Selder’s floor soft soap?

It must be dry. If the floor is wet, the cells in the wood are already filled with moisture instead of the soap it should be filled with.

Can the patio be primed with Strong Soft Soap/Floor Soft Soap? 

No, it is water soluble. But the patio can be washed off 1-2 times a year with a very good result.

Is Selder Linseed Oil food-approved?

Linseed oil is an all-natural product and Selder Linseed Oil is non-toxic. It is also not possible to approve linseed oil for food use. That said, Selder Linseed Oil is perfectly suitable for use on cutting boards and worktops.