Skip to Main Content


Lead Free* Water Hammer Arrestors

Lead Free* Series LF150A Water Hammer Arrestors are used in residential applications to control water pressure shock and prevent water hammer conditions. They have a pre-charged air chamber that is rechargeable, airtight sealing cap, standard tire valve connection for easy charging, stainless steel top, sealed-in diaphragm, lower stainless steel chamber, and brass hex adapter for easy installation. They can be installed in new or existing plumbing systems at any angle. Series LF150A is ideal for dishwashers, washing machines, and quick-closing faucets. Model LF150A-HA water hammer arrestor with 3/4 in. (20mm) hose thread for washing machines and Model LF150-HA with 3/4 in. (20mm) fitting. Maximum Working Pressure: 150psi (10.3 bar), Maximum Shock Pressure: 200psi (13.8 bar), Maximum Velocity: 10 F.P.S.


  • Rugged, sealed-in diaphragm flexes to absorb shock
  • Pre-charged air chamber is rechargeable and standard tire valve connection makes recharging easy
  • Prevents banging noise and damage to pipes and appliances caused by water pressure shock
  • Can be installed vertically, horizontally, or at any angle

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific LF150A

Approval Information

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please visit our certification partner websites: