Manual boost gives instant heat or hot water when needed. Boost Options: 30 min / 1 hr / 2 hr. KEY FEATURES. Clear digital LCD display with easy push-button programming. Display: Backlit digital LCD.
Timeguard TRTD7N Economy 7 Digital Water Heater Controller with Boost Control
TIMEGUARD PROGRAMASTAT + ECONOMY 7 DIGITAL TIMESWITCH WITH BOOST CONTROL TRTD7N
Timeguard TRTD7N Digital Economy 7 immersion heater timer with boost control
Timeguard TRTM7N Analogue Timer Economy 7 Water Heater Controller with Boost
