Wireless Radio Frequency (RF) digital timer and room thermostat (216131) providing heating control. 7 day plain text operating and diagnostics display. Automatic summer/winter time update. This easy t...
AdvantagesExcellent energy efficiency and money savings over older versions
DisadvantagesTime lag to generate hot water on economy mode
AdvantagesCheap,powerful,easy to use
AdvantagesMore energy efficient, constant hot water
DisadvantagesIt's very large