PPG SEAL GRIP INTERIOR PRIMER/FINISH This fast drying, interior primer/sealer is ideal for spot priming and sealing materials that bleed into the finish paint, such as water-soluble stains and sap streaks on cedar and redwood siding, charred or smoke contaminated wood and walls, crayon, ink, WHY YOU'LL LOVE THIS PRODUCT • Excellent stain blocking • Very fast drying • Easy to sand • Does not raise drywall nap • Easy application • Good hiding • Meets 450 g/l VOC limit • Available in aerosol spray