WHA-3000 Water Hammer Arrester

Manufactured from SUS tube, with pistons and O-rings made of special materials. The air layer is completely isolated from water by an O-ring to guarantee a semi-permanent life span. It is manufactured to satisfy Plumbing & Drainage Institute (PDI) Fixture Unit (FU) specifications. To ensure perfect operation, the volume appropriateness and reliability for each model has been checked and proven through 100,000 cycle tests.