Built specifically to handle high-temperature combustion environments

Standardized Connections: 7/8" ODF sweat fittings allow for rapid installation on standard copper liquid lines

As a direct successor to the 5H74973-1

this natural burner orifice provides the exact flow rate required to maintain the design manifold pressure and BTU input of the heating system

Features a rugged design for enhanced durability in harsh conditions

Peco Controls TB155-046 Thermostat Els PW 17895 Built specifically to handle high-temperatureThe Peco Controls TB155 046 is a professional grade fan coil thermostat designed for high performance HVAC 2 pipe and 4 pipe systems. Built with a veteran technician's needs in mind, this unit features self configuring circuitry that automatically adjusts to input voltages ranging from 24 to 277 VAC, eliminating the need for separate low and line voltage stocking. Its automatic changeover capability ensures seamless transitions between heating and