Multicoat Products UCSPW5 5 gal Pure White Acrathane Colorseal Commercial Grade Paint & Sealer is a premium quality, water-based, solid color sealer. Acrathane Colorseal works great for both vertical and horizontal applications because of its ability to withstand all harsh pool chemicals and heavy commercial foot traffic. With an industry leading color lifespan, it is great for areas with high UV exposure and works to disperse heat as much as possible.