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KRK-P/BS Spigot-End Flap Valve

Check valve for direct installation on a PVC culvert or within a concrete culvert.

The KWT KRK-P/BS Spigot-End Flap Valve is a reliable check valve designed to prevent backflow and protect pipeline networks against unwanted water movement. Thanks to its robust construction, durable materials, and dependable operation, the valve provides a long service life and minimal maintenance requirements.

The KRK-P/BS is suitable for installation on PVC culverts and within concrete culverts, making it ideal for applications in water management, drainage systems, pumping stations, and infrastructure projects.

 

Control Prevents backflow
Installation Easy installation
Service Life Very long service life

The KWT KRK-P/BS Spigot-End Flap Valve is used to prevent backflow in pipeline systems, sewer networks, culverts, pumping stations, and drainage structures. The valve opens automatically during discharge and closes immediately under backpressure, protecting installations and infrastructure against flooding and unwanted reverse flow.

Thanks to its spigot-end connection, the KRK-P/BS can be easily integrated into both new and existing pipeline networks. The valve provides a reliable, durable, and low-maintenance solution for municipal, agricultural, and industrial water management applications.

Construction

Spigot-end connection

Watertight sealing

Robust construction

High operational reliability

Performance

Reliable backflow prevention

Low hydraulic resistance

Corrosion-resistant

Maintenance

Low-maintenance

Long service life

Material

HDPE
RVS 316
POM
EPDM

Options

EPDM seal

NBR seal

Stainless steel version

Return spring

Flange adapter

Locking mechanism

High-pressure class

Accessories

Mounting hardware

Socket adaptor for KRK-R P