Sioux Chief 660-GTR piston-type water hammer arresters shall be installed where required on supply valves. Water hammer arresters shall be specifically sized and have sufficient volume of air to dissipate the calculated kinetic energy generated by closing residential or commercial faucets or valves. Arresters shall be installed on both hot and cold lines on the supply stops where applicable. Arresters shall be approved for installation with no access panel required.

Tomahawk MiniRester™ Water Hammer Arrester, Series: 660, 3/8 in Nominal, Compression x Female Compression, 350 psig, 250 deg F, 304 Stainless Steel Body, EPDM O-Ring, 3/8 in OD, Domestic

• Full slip tee sweats in-line on 1/2 in CTS near problem valve or fixture
• Nickel-plated no lead machined brass tee body
• Dual EDPM O-ring

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Sioux_660GTR_Specification_Sheet.pdf https://hs-beta.cimm2.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Sioux_660GTR_Specification_Sheet.pdf