Oil Based Stains Oil stains tend to seal the wood which can trap moisture in woods that are not tight grained such as teak. It penetrates deeper into the wood than water stains do which makes for a more durable coating.Click to see full answer. Also know, does oil based stain protect wood? Weather Exposure If the wood is going to be in direct exposure to wind, rain, and sunlight, an oil-based stain is the best choice. This is because it is more durable than a water-base and will provide a more complete protective layer against these elements.One may also ask, do you need to seal after staining wood? Most stains should be sealed to prevent bleeding. After smoothing the stained wood, apply a sealer coat of thinned shellac, sanding sealer, or other appropriate sealer. Do not use shellac with NGR or water-base stains. If you plan to finish the piece with polyurethane, make sure the sealer is compatible. Similarly, it is asked, is oil based stain better? Oil-based stains dry more slowly than water-based stains and thus maintain a more even finish. Oil-based stains are far more durable than water-based stains and thus require far less maintenance.How do you seal oil stains on wood?Wipe a thin coat of wax onto the wood every six months to keep it protected. You don’t have to burnish it every time, but it’s okay if you want to. If the wood has deteriorated or bleached out in the sun, sand the wood first and then reapply more oil stain to the wood and then the wax.