Allprime Shellac-Base Primer is the ultimate stain blocker for interior and exterior trouble spots. This is the best primer we carry for sealing severe stains. It does everything from sealing damage caused by water, fire, and smoke, to blocking stubborn wood knot and sap streaks.It will also permanently seal persistent odors caused by things like smoke, pet accidents, food smells, and even musty odors.
👍 We recommend Allprime Shellac-Base Primer Stain Blocker to seal stubborn wood stains.
💡 When trying to paint over stubborn stains like knotty wood, spot prime the knots with this Shellac-Base primer and then go over the entire wood surface with an oil-base primer. Then the surface is ready for either a latex or oil top coat.