Fenwal 35-615957-115 Control Refrigerant provided the system pressure does

provided the system pressure does not exceed the hose's rated burst capacity

With nominal dimensions of 18" x 19

though always consult the manufacturer's service manual for specific installation protocols

this assembly is designed for exact fitment to existing Utica-Dunkirk housing specs to ensure a gas-tight seal

If your unit utilizes ASME-certified cast iron headers

Fenwal 35-615957-115 Control Refrigerant provided the system pressure doesThe Fenwal 35 615957 115 Control is a microprocessor based 24V DSI Calcana Ignition Control engineered for high demand gas fired heating systems. This direct spark ignition module serves as the official replacement for 35 615925 115, providing seamless integration into Calcana infrared heaters and commercial burner assemblies. Operating on 24 VAC with a 1 4 HP combustion blower relay, it features a 15 second pre purge, 15 second inter purge, and a 10