Bronze construction, Pressure tight cap, MxF Ends Liquid relief service Sizes: 1/2 to 3 inch Range: 1 to 300 PSI Temp: -60 to 406 F
Kunkle relief valve model Model 20: All bronze relief valve , with pressure-tight cap.
Model 20M: Same as model 20 except SS trim. Available in 2-1/2″ and 3″ only (seat and disc).
Model 20P: Same as model 20 except with packed lift lever. Suitable for maximum back pressure of 50 psig.
Model 20MP: Same as model 20M except with packed lift lever. Maximum back pressure of 50 psig.
