MasterProtect H 400 is a water-based, 40% alkylalkoxysilane penetrating sealer. It provides long-lasting protection against moisture intrusion, freeze/thaw cycles, and chloride intrusion.
Recommended uses:
How to Apply MasterProtect H 400 sealer How to Apply MasterProtect H 400 sealer (Spanish) How to Apply MasterProtect H 400 sealer (French)
How to Apply MasterProtect H 400 sealer
How to Apply MasterProtect H 400 sealer (Spanish)
How to Apply MasterProtect H 400 sealer (French)