Having trouble blocking out old stains? On interior surfaces, Cover Stain® dries quickly and has great hiding power providing outstanding stain killing and enamel undercoating performance.Stains of all kinds are permanently sealed so topcoats are blemish free. Cover Stain® is especially effective on nicotine and water stains. New wood trim can be primed, sanded and topcoated the same day, saving time and money. On exterior surfaces, Cover Stain® has a unique formulation that delivers full penetration and flexibility on all surfaces, especially dimensionally unstable wood panelling and trim, where few oil-based primers can succeed. Cover Stain® resists cracking and peeling and is compatible with all decorative top coats.Key Features: - Sticks to all surfaces without sanding - Seals water, smoke and nicotine stains - Arguably the best exterior wood sealer - Blocks cedar and redwood bleed - Touch dry in 35 minutes Recoatable in 2 hours - Coverage 9.8m² per litre - Oil based.