Coverage / Yield: 200 sq. ft. per gallon
Primer 342 is a low viscosity, vapor permeable acrylic emulsion primer. It is used for penetrating and conditioning porous or friable surfaces prior to coating with Elastowall 351 breathable masonry coatings. It has also been used as a pre-treatment for aiding in the drying out of deeply saturated, thick section concrete and masonry structures. It has also been used as a surface conditioner and additive for durable limewash.