Zurn Wilkins 1260XL Copper Piston Water Hammer Arrestor

Zurn Wilkins 1260XL Copper Piston Water Hammer Arrestor protects residential, commercial and industrial water lines against banging and over-pressure during surges following quick valve closure.

Features & Benefits:

• Reduces pipe banging caused by water hammer
• All copper and brass external construction
• Air chamber is permanently sealed
• Low-lead law compliant
• Replaces Zurn Wilkins 1250XL

Application:

Ideal for use where Lead-Free* fittings are required. Designed to protect residential, commercial and industrial water lines during pressure surges following quick valve closure. This excessive pressure surge is absorbed by the pre-charged cushion of air permanently sealed within the water hammer arrester. The water hammer arrester may be installed within a stud bay without the need for an access panel.

Standards Compliance:

• ASSE® Listed 1010
• ANSI A112.26.1
• Certified to NSF/ANSI 372* by IAPMO R&T *(0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)

Materials:

• Body: Copper Tube (seamless, Type “L”)
• Tailpiece: Low Lead Brass
• Piston: Acetal, Polycarbonate or Low Lead Brass O-rings
• EPDM: Solder Lead Free

Features:

• Temperature range -40°F to 212°F
• End connections Threaded ANSI/ASME B1.20.1

Pressure:

Maximum transient pressure surge, with arrester properly sized and placed in the water supply system, will not rise above 150 psi following quick valve closure. Maximum static pressure: 200 psi. For best performance, static line pressure should not exceed 85 psi; contact the factory for proper sizing if static pressure is greater. Max spike pressure 400 psi.

Engineering Specification:

The Water Hammer Arrester shall be certified to NSF/ANSI 372, consist of a copper body with a low lead brass hexagonal male pipe threaded inlet, an acetal, polycarbonate or low lead brass piston, EPDM o-rings and lead free solder. The device shall be pre-charged and sealed at the factory. The Water Hammer Arrester shall be a ZURN WILKINS Model 1260XL.

Technical Documentation:

Zurn Wilkins 1260XL Copper Piston Water Hammer Arrestor Specification Submittal: Click Here.

Zurn Wilkins 1260XL Copper Piston Water Hammer Arrestor Installation Instructions: Click Here.

Zurn Wilkins 1260XL Copper Piston Water Hammer Arrestor BIM Model: Click Here.

Zurn Wilkins 1260XL Copper Piston Water Hammer Arrestor Irrigation Water Hammer Arrestor Sizing: Click Here.

Media:

Mitigating Water Hammer Learning Video:

Cross Reference:

Zurn Wilkins 1260XL Lead-Free Copper Piston Water Hammer Arrestor Crosses:

• Ancon / Watts LF15M2, LF152M2-A, LF152M2-B, LF152M2-C, LF152M2-D, LF152M2-E, LF152M2-F
• Mifab CLS.

Replacement Chart:

• 1260XL-A Replaces 1250XL-A
• 1260XL-B Replaces 1250XL-B
• 1260XL-C Replaces 1250XL-C
• 1260XL-D Replaces 1250XL-D
• 1260XL-E Replaces 1250XL-E
• 1260XL-F Replaces 1250XL-F