Backwater valves (non-return valves)

Showing all 17 results

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  Check Valve, 2-Flap. Type: ZK-ZB2K

  Check valve consisting of valve housing with 2 lockable flaps.
  Mounted horizontally. Ø110-Ø160.

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  Check Valve In Basin. Type: ZK-K

  Check valve in straight-line foam.
  Easy installation and very easy maintenance. Delivered without riser.

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  Lid With Rubber Cuff. Special Composite. Type: ZK-PS 355/400

  The lids are used as a finish above the ground, either directly on the riser with sleeve or on the telescopic upper part. Ø355 corrugated pipe. Ø400 smooth pipe. 3h axle load.

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  Check Valve, 1 Flap. Type: ZK-ZB

  Check valve consisting of valve housing with simple lockable flap.
  Manual locking. Ø110-Ø315.

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  Check Valve. Type: ZK-ZBK

  Tilbakeslagsklaff bestående av selvlukkende klaff. Rødbrun PP (polypropylen). Ø110-Ø315.

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  Drain Flap For Drain. Type: ZK-ZBKDR

  Check valve consisting of a simple self-closing flap.
  Comes with sleeve with the unique locking system. Ø72-Ø100.

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  Check Valve, PVC. Type: SEK

  Simple check valve in PVC for spring floods and floods.
  Ø250-Ø630.

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  Check Valve, 2-Flap. Type: SET OTTIMA

  Check valve, 2-flap. Horizontal mounting.
  Ø110-Ø160.

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  Vertical Check Valve. Type: ZK-ZBPION

  Vertical check valve. Valve body with a simple lockable flap.
  With manual locking. Ø50-Ø100.

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  Check Valve Ø50. Type: ZK-ZB50.

  Check valves consisting of valve housing with simple lockable flap.
  Manual locking. Ø50. Mounted horizontally.

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  Check Valve. Type: ZK-UZBKW

  For installation inside PP/PVC troughs.
  Self-closing flap and comes with sleeve. Ø110-Ø200.

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  Check Valve. Type: ZK-UZBBW

  For installation inside the pipe outlet in existing concrete troughs.
  Installed in DEEP wells/troughs. Ø110-Ø160.

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  Check Valve. Type: ZK-UZBB

  For installation inside the pipe outlet in existing concrete troughs.
  Installed only in GROUND wells/troughs. Ø110-Ø160.

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  Check Valve, For Installation In The Floor. Type: ZK-PZB

  For installation in the floor.
  Consisting of self-closing flap and is mounted in unit with socket in inlet and outlet. Ø160-Ø200.

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  Check Valve, 1-Flap. Type: SET

  Check valve, 1-flap.
  Horizontal mounting. Ø200-Ø400.

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  Standard Lid. Special Composite. Type: ZK-P

  The lids are used as a finish over the sump.
  Can be used directly on both smooth and corrugated risers.

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  Leaf collector. Type: ZK-U

  The branch pipe is used as a leaf collector for roof downspouts.
  Prevents leaves and twigs from entering the drain line. Ø110-Ø160.