MasterSeal 941 - PVC Waterstop for Compartmentalisation
Formerly Masterflex W4
MasterSeal 941 is a compartmentalisation
waterstop extruded from high grade PVC
compound, compatible with the MasterPren®
Where is MasterSeal 941 applied?
MasterSeal 941 is designed to provide a
complete sealing network for
compartmentalisation in water retaining and
water excluding in-situ concrete structures,
when used in conjunction with MasterPren PVC
geo-membranes. The profile is supplied in
straight lengths to be joined by welding on site.
The use of MasterSeal 941 prevents the
passage of water into adjacent compartments in
case of leakage.
What are the advantages of MasterSeal 941?
- Simple on-site welding
- Acts as a stop-end for injection grout when
used at location of construction joints
- Controls and retains leakage at specific
Technical Data Sheet