Hirshfield’s AMP – Acrylic Masonry Primer is a premium quality acrylic primer/sealer for use on interior or exterior above grade masonry surfaces. This product is highly alkali and eflorescence resistant and can be applied to masonry surfaces with a pH of 6.0 – 13.0. May be used to prime concrete, brick, stucco, plaster, Fiber cement siding and EFIS exterior wall cladding.
