Dual unions. Stainless body, low lead brass or copper tailpieces. Used in domestic hot water and hydronic applications.
NBR, POM Check Valve .
- Max percentage of glycol:50%
- Max working pressure:150 psi
- Temp range:32? – 150?F (190?F for max 1 hour)
- Opening pressure differential:0.25 psi (?” through 1??); 0.50 psi (1??, 2″)
Compliance with the following standard: NSF/ANSI 372 – Drinking Water System Components – Lead Content
