Pen Shield Ultra WB is an environmentally friendly, GREEN STAR BUILDING COMPLIANT, high performance, water based impregnating sealer designed for landscape concrete surfaces that provides long lasting protection to concrete, concrete pavers, sandstone, limestone and from the damage caused through water borne and oil based contaminants.
Do not use Pen Shield Ultra WB on Natural Stone surfaces.
Pen Shield Ultra WB may alter the look from the original product.
A test sample should always be prepared and allowed to cure prior to proceeding.