Can I apply oil on top of stain on outdoor timber deck?
Once Painted the timber is sealed.
Oil needs to penetrate into the wood grain and if coated the majority of the oil will sit on top.
Stain also will not be affective…
new plaster walls - how many coats of undercoat needed?
I agree with the last post.
A wall-board sealer should be your first coat (generously applied).
To follow you would apply 2 coats of Low Sheen.
Using a Wall Board Sealer is also…