Model Number

• SR1 (2)
• SR1R (2)
• SR2 (2)
• SR3 (2)
• SR4 (2)
• SRH1 (2)
• SRH2 (1)
• SRH3 (1)
• SRH4 (2)
• SRH5 (2)

Inlet Connection

• 1/2 in (9)
• 3/4 in (5)
• 1 in (2)
• 1-1/4 in (2)

Outlet Connection

• 3/4 in (6)
• 1 in (4)
• 1-1/2 in (4)
• 1-1/4 in (4)

Single/Dual

• Dual (10)
• Single (8)