Programmable 7 day room thermostat system for greenstar 25 he and greenstar 30 he models, radio frequency controlled programmable room thermostat (20 pages)
Digistat - radio frequency controlled programmable room thermostat with domestic hot water programmer for greenstar cdi, greenstar i junior and greenstar si models
also greenstar i system and greenstar cdi system (only when used in conjunction with optio (28 pages)
