SikaShield®-729 ST (formerly known as MasterSeal® 729ST) - SBS elastomeric bitumen-based torch-applied waterproofing membrane with non-woven polyester reinforcement

What is MasterSeal 729ST?

MasterSeal 729ST is an elastomeric modified bitumen waterproofing torch-applied membrane. SBS polymers ensure extraordinary flexibility along with great resistance against atmospheric  gents and long lasting durability at environment temperature down to -20°C.

MasterSeal 729ST is used for a wide variety of waterproofing requirements and in applications where the membrane is subject to constant movement and high mechanical stresses, such as  deck slabs, underground structures and slab on grade.

What are MasterSeal 729ST main benefits?

MasterSeal 729ST has superior chemical resistance to alkaline solutions, light acidic solutions and bacteria, as well as high and low temperatures. The product brings absolute impermeability to water and it has excellent adhesion to any surface.​