Waterstop in PVC for dynamic construction joints in a central position

Code: PRS.0179

Components: 1

Appearance: Extruded PVC

The waterstop SEALPVC RG 250 BULB is waterproof extruded PVC of width 25 cm equipped with central bulb, and highly elastic (non hydro-expansive). It is used in dynamic joints for construction joints horizontal (slabs) or vertical (elevation walls), in concrete structures, in the central position of the cast.

Linee di appartenenza

General characteristics


Density: mm²/m




Unlimited shelf-life




Width: 250 mm

Technical specifications

Breakdown tensile strength

16 MPa

Cold Flex Temperature

- 52 °C


1.32 g/cm³


75 _

Longitudinal elongation at break

330 %

Available colours

- Light blu

Packaging and dimensions

- Roll 25 m


Given its particular composition, it can be cut with a sharp blade (cutter) and welded with simple heat welding tools, thus making it easier to create connections in the course of work.


1 m/m: Use SEALPVC RG 250 BULB welding the two edges of different belts head to head using a leister (manual hot air welder).

Use fields

Waterproofing of the dynamic construction joints between: raft foundation and the elevation wall, between two raft foundations, between two elevation walls, between the wall and ceiling.

Use method

Bind with iron wire the side flaps of the waterstop to the steel plates provided, in order to position it and secure it in a central position with respect to the casting to be made. Proceed with the casting operations, ensuring it does not bend nor move from the seat identified.

Application methods

- Apply by hand

Permitted supports

- Concrete

Warnings, precautions and Ecology

Pay careful attention both to the positioning of the waterstop and to any welds. Incorrect positioning could indeed nullify the performance.

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