Weil McLain 383-600-091 Valve R-407A different assembly part numbers are

different assembly part numbers are required

genuine OEM component shipping in original factory packaging to ensure it meets all current safety certifications

Does this probe require PTFE tape for installation

5 Cv applications to maintain system balance and hydraulic stability

Weil McLain 383-600-091 Valve R-407A different assembly part numbers areThe Weil McLain 383 600 091 is a high performance ASME Pressure Relief Valve specifically engineered for hydronic heating systems. Designed to protect the primary heat exchanger from over pressurization, this valve is factory calibrated to relieve at 30 PSIG. It features a robust 3 4" NPT female inlet and is the standard safety component for Weil McLain EG series boilers and other compatible hydronic units. When system pressure exceeds safe operating