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DESCRIPTION:

VKZ-W flap valves are used wherever protection against backflow is required. Used for surface water, rainwater or sewage in sewage systems, canals and drainage ditches. Their design allows for push-fit installation into the hole in the chamber or into the spigot end of the pipe.

MATERIALS:

Body, flap and hinge: PET-G

Gaskets: EPDM (or other material depending on working conditions, e.g. NBR, VITON or silicone).

MOUNTING:

Flaps are fitted with a push fit into a hole in the wall or spigot end of the pipe. Flap body is equipped with
o-ring seals ensuring tightness. Silicone can be used to seal if necessary.

ADDITIONAL OPTIONS:

A number of additional options are available depending on customer requirements. These are, for example, mounting plates for screwing the flap to the bottom of the base, closing spring, etc.

DOCUMENTATION:

Standard documentation delivered with the delivery includes: the national declaration of performance, technical and operational documentation along with the operating and assembly instructions. On request, we provide material certificates, welding documents and other according to the customer's needs.

STANDARD DIMENSIONS:

 

Type

Nominal Diameter

DN [mm]

Flap Height
H [mm]

Flap Width

W [mm]

Length of the Closed Flap

L [mm]

Length of the Closed Flap

Lo [mm]

VKZ-W 110

110

130

110

90

190

VKZ-W 160

160

180

160

100

250

VKZ-W 200

200

220

200

110

290

VKZ-W 250

250

270

250

120

360

VKZ-W 315

315

340

315

130

440

VKZ-W 400

400

425

400

150

540

*Other sizes available on individual request. It is possible to make a flap of any size.

** Vortico reserves the right to make changes to suit a specific order.


Data sheet: