Spec Mix^® Mortar w/ Integral Water Repellent

Spec Mix® IWR (Integral Water Repellent) Mortar is a dry, preblended mortar mix containing Portland cement and hydrated lime, mortar cement or masonry cement with dried masonry sand and water repellant admixture formulated for water repellency, superior bond, water retention and board life. This product meets ASTM C 270 and ASTM C 1714 requirements. Spec Mix® IWR (Integral Water Repellent) Mortar is available in Type N, S, and M and can also be ordered with integral color. Also available in 3,000 lb. bulk bags to work with our silo system. Please contact your salesperson for more information.