HERZ Service valve DN25, PN10, for pressure expansion vessels

Product detailed description

<p>HERZ - Service valve for expansion vessels.<br> Designed for connecting a pressure expansion vessel in closed heating systems or solar systems. The valve allows the expansion vessel to be shut off and drained during servicing without disrupting the operation of the heating circuit.<br> <br> <strong>Parameters:</strong><br> body made of forged brass<br> full-flow ball<br> ball seal PTFE, stem seal EPDM<br> 2x internal thread according to ISO 228<br> min. operating temperature -10C (water up to +0.5C)<br> max. operating temperature +150C (water up to +110C, without steam)<br><strong> DN25, PN10.</strong></p>