Single/Dual

• Single (90)
• Dual Assembly With Unions (90)
• Dual Assembly Without Unions (90)

Model Number

• 805 Series (90)
• 805R Series (90)
• 815 Series (90)

Inlet Connection Style

• FNPT (90)
• MNPT (45)
• SW (135)

Outlet Connection

• 1-1/4" (180)
• 1-1/2" (90)

Outlet Connection Style

• FNPT (135)
• SW (135)

Pressure Relief Setting

• Custom (18)
• 75 PSI (18)
• 100 PSI (18)
• 125 PSI (18)
• 150 PSI (18)
• 175 PSI (18)
• 200 PSI (18)
• 225 PSI (18)
• 250 PSI (18)
• 275 PSI (18)
• 300 PSI (18)
• 325 PSI (18)
• 350 PSI (18)
• 375 PSI (18)
• 400 PSI (18)

Brands

• Cyrus Shank (270)