Master Wall's SuperiorShield'¯WeatherSTOP Trowel'On'¯Air/Water'¯Barrier doubles as both a leveling base and an effective weather barrier, streamlining installation by eliminating the need for a separate fluid'applied membrane. Water-based and easy to clean, it mixes readily with Portland cement to a trowel'ready consistency and provides coverage of about 200 - 220'¯ft² per 5'¯gal. pail when embedding single-layer mesh, or 66 - 200'¯ft² with double-layer mesh. With a working time of roughly one hour, and dry time near twelve hours under standard conditions, it empowers contractors to keep projects on schedule while fortifying wall assemblies.