Honeywell Home DT4M White OpenTherm Wired Room Thermostat | Modulating Digital Heating Control direct cylinder temperature and pressure (T&P) relief

temperature and pressure (T&P) relief valve

phase voltage 85-277V AC

and a choice of six exquisite finishes

Durable titanium enamelled tank and copper heating element for longevity

Cellular Connection

Honeywell Home DT4M White OpenTherm Wired Room Thermostat | Modulating Digital Heating Control direct cylinder temperature and pressure (T&P) reliefThe Honeywell Home DT4M White OpenTherm Wired Room Thermostat is an advanced modulating thermostat for precise room temperature control with OpenTherm compatible boilers, heat pumps, and zoning systems. Featuring slim modern design, energy efficient LED display, and intelligent modulation control for maximum boiler efficiency. Key Features OpenTherm modulation reduces boiler cycling and improves energy efficiency. Energy saving LED display auto off