Prier Pressure Relief Valve - 3/4"MIP - 451-34 C-634 serrated section on the inner

serrated section on the inner blade for cutting wires and thicker branches

No buzzing

Minimum flow rate:

Standard “OO” size seat washer

Copper-colored

Prier Pressure Relief Valve - 3/4"MIP - 451-34 C-634 serrated section on the innerThe 451 Brass Relief Valve was added to PRIER's offering with our 2007 purchase of Mansfields Brass Division. The 451 Brass Relief Valve is engineered for pressure relief. It opens automatically when line or tank pressure exceeds the setting of the valve. The 451 Brass Relief Valve is available in multiple inlet sizes with different setting pressures. Each valve is individually tested to assure proper functionality. Engineered for Pressure Relief ONLY