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Designed for hydronic heating systems and large-scale potable water applications
As a dedicated liquid propane (LP) pilot assembly
it is professional best practice to inspect the high-temp silicone seal or fiberglass gasket upon removal and replace if the seal is compromised
allowing for precise cycling control
Always verify gas pressure and electrode gap before replacing the module
Spence E-3/4 Valve Freon Designed for hydronic heating systemsThe Spence E 3 4 is a 3 4 inch pilot operated pressure regulator designed for high performance steam service. Built with a rugged cast iron body and a normally closed design, this E series main valve is a staple for HVAC steam heating systems and industrial process control. It functions as the primary diaphragm actuated valve when paired with a variety of Spence pilots, allowing for precise pressure reduction, temperature regulation, or back pressure
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