Mapei - Ultrabond ECO 399 - 4 gal pail

Heavy-Duty, Pressure-Sensitive, Multi-Flooring Adhesive. Ultrabond ECO® 399 is a high-moisture-resistant, heavy-rolling-load-resistant, aggressive, pressure-sensitive adhesive with enhanced dimensional control properties designed to install a wide variety of resilient flooring types. Ultrabond ECO 399 can also be used for flash-coving installations using traditional installation methods.