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Pressure Control Valve Manufacturer in Taiwan
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L-Style Water Hammer Arrestor


  • Ductile Iron; Stainless Steel

  • Flange 2'' to 8''

  • Max 16kgf/cm2 (DI) & 20kgf/cm2 (SS)

  • NBR; Viton

Model ALF, L-Style Water Hammer Arrestor, also known as Pulsation Dampener, are used to absorb the shock when water flowing in a piping system suddenly stops due to fast closing shutoff valves. This device protects against annoying and potentially damaging effects of water hammer. L-Shape design allow device to blend into the pipeline with style.

What is the Design of our Water Hammer Arrestor?

Our L-Type Water Hammer Arrestor are designed with Rubber Air Chamber that absorbs pulse momentums caused by water hammer effect to effectively decrease shocks and banging within pipeline

Where should a water hammer arrestor be installed?

Normally, Water Hammer arrestor are installed at corner of pipeline that close to check valve or on/off valves, where the water hammer mostly occurred.

Project Reference : Water Plant Pipeline in Taiwan

Illustration sketch of how water hammer absorbed by air chamber

Illustration sketch of how water hammer absorbed by air chamber


◆ Patent Design.

◆ Protect pipelines from water hammer effect.

◆ Decrease back flow pressure by buffering/absorb such pressure.

◆ Air chamber design - respond to water hammer effect quickly.

◆ Arrester will absorb water hammer directly.

◆ Adjustable Air bag pressure.

◆ Convenient in-style mounts either horizontally or vertically.

◆ Easy maintenance, maintenance kits are available upon request.

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