Using vertical strokes lightly apply the first coat of marine varnish to all surfaces.
Varnishing an interior door no panels.
Have the home center or paint store tint the primer to a grayish color to help cover the underlying varnish.
Follow step b for interior doors.
Then using a screwdriver unscrew and remove the door handles any hooks or other hardware.
Whether you have a new interior wooden door that you plan to stain or an existing door that is already stained a protective coat of varnish is needed to complete your project.
In either case several light coats are better than one or two heavy ones.
Before applying varnish to your stained door make sure that the stain on the door has completely dried.
Remove any decorative panels to ensure even coverage reinstalling them afterward.
Pour some finish into a clean bucket and dip the bristles about a third of the way into the liquid.
Wipe off the dust with a brush.
Prepare area remove door hardware lay a tarpaulin or laminated dustsheet on the ground to protect it from any stray varnish.
Start on the panels then move to the surround ing moldings.
All other finishes over raw wood or compatible stains will void our warranty.
The goal is to remove any flaky varnish and to roughen the surface for a good primer bond.
Then roll on a coat of bin or kilz available at home centers for about 8 per quart.
Generously apply the varnish to the top and bottom of the door.
Marine spar varnish is the only finish coat we recommend.
Follow step a for screen doors and exterior doors.
Wipe the door off with a clean cloth to remove any debris so that your varnished surface will have a smooth finish.
Coat the horizontal rails next and finally the vertical stiles.
Open a window nearby to provide ventilation.
Spar varnish can be applied over raw wood or complimentary stains as recommended by the manufacturer.
Soak a new china bristle brush for a minute or two in paint thinner then spin or knock off the excess.