BASF Masterprotect H 177 Silane / Siloxane Water-Repellant Sealer for Brick, 5-Gallon Bucket

MasterProtect H 177 is a high-performance, water-based, VOC-compliant, clear silane/siloxane sealer designed for dense, vertical masonry surfaces like hard-burnt brick, stucco and aged limestone. Formally known as Enviroseal Double 7.

• Treats brick and mortar, providing long-lasting protection against moisture intrusion
• VOC-compliant for EPA and most regional jurisdictions
• Transparent and non-staining
• Does not alter surface appearance
• Substrate maintains dry appearance during rainfall
• Breathability allows interior moisture to escape without damaging sealer
• Easy to apply
• 5-gallon bucket
• 100-175 square feet coverage per gallon on brick