The EPH CP4 (COMBIPACK4) OpenTherm® RF programmable thermostat is a wireless digital room thermostat designed to control one heating zone. Featuring OpenTherm®, Optimum Start, TPI and On/Off control modes, it helps improve boiler efficiency and heating comfort. Boiler Plus compliant and easy to install, it’s ideal for modern combi and OpenTherm compatible heating systems.
The Honeywell Home T6360B1028 Room Thermostat is a mains‑voltage room thermostat designed for domestic wet central heating systems, offering accurate temperature control with a dual diaphragm sensor, heat anticipator and mounting options for surface or conduit box installation.