Durable Construction: Engineered for long-term stability in high-cycle environments typical of PD and BD series heaters

This model operates within a 190 to 250 psig range

Certified Safety: ASME Section IV and National Board (NB) certified for code-compliant high-capacity pressure relief

always ensure the diaphragm is oriented according to the manufacturer’s installation instructions to prevent moisture accumulation in the sampling tubes

vacuum rating ensures the furnace only initiates ignition when proper draft is established

Honeywell 32551101 Cable R-410A Durable Construction: Engineered for long-termThe Honeywell 32551101 is a high performance Echelon LonWorks cable engineered for demanding building automation and control environments. This 22 AWG 2 pair construction features an overall shield to mitigate electromagnetic interference, ensuring signal integrity across LonTalk communications. Rated CMP CL2P, this plenum rated cable is suitable for installation in air handling spaces without the need for conduit, meeting stringent fire safety codes.