85-inch bolt circle for easy installation

Is the EXC1378 compatible with other brands

Most failures result from motor misalignment or prolonged exposure to high-torque starts

Safe Start Logic: Microprocessor continually analyzes the flame and safety circuit to prevent hazardous startup conditions

The Schneider Electric 2214-121 is a direct acting day/night pneumatic thermostat designed for precise proportional control of valves and actuators in HVAC systems

Resideo NK300S-100UP Boiler Feed R-407A 85-inch bolt circle for easyThe Resideo NK300S 100UP Boiler Feed Combination Valve is a comprehensive solution for managing closed loop hydronic heating systems. This high performance assembly integrates a pressure reducing valve, a double check backflow preventer with an atmospheric vent, and a 200 micron stainless steel strainer into a single, compact brass body. Engineered for professional contractors, the NK300S 100UP features 1 2 inch union press fittings to accelerate