This Mini-Rester Water Hammer Arrestor is generally installed in between the 1/2" copper supply line and a stop valve with 5/8" OD compression connection.
Can be installed at any angle. The mark "No Lead" comply with national, no lead product material requirements and also comply with NSF-61, which allows the product to contain no more than 0.25% lead
Certifications and Approvals:
Certified by ASSE to the ANSI/ASSE 1010-2004 Standard.