Swellable Hydrophilic Waterstop.

Estopper Hydrophilic is an integral sealing system for construction joint where conventional PVC Waterstops are not practical or impossible to be installed due to access limitation, such as diaphragm wall, secant pile walled basement, new and old casting work.

Swellable Hydrophilic Waterstop.

Estopper Hydroswell S47 is a unique swellable hydrophilic waterstop expands in a controlled fashion when exposed to moisture, forming the ability to expand to create a joint material.