The RENA SmartHeater is the most technically advanced aquarium heater available – delivering a wide temperature range and an LED warning alert system. The LED alert flashes when water is +/- 5º F from set point. Plus the RENA SmartHeater is made of unbreakable plastic resin and is safe to the touch, even when heating. The RENA SmartHeater works in any position, horizontal or vertical, heating the aquarium by itself or when attached to a RENA filter.

RENA SmartHeater 50 Watt - for up to 20 gallon aquariums
RENA SmartHeater 100 Watt - for up to 35 gallon aquariums
RENA SmartHeater 150 Watt - for up to 50 gallon aquariums
RENA SmartHeater 200 Watt - for up to 70 gallon aquariums
RENA SmartHeater 300 Watt - for up to 90 gallon aquariums

Rena Smart Heater 50w £20.95	Rena Smart Heater 100w £22.95
Rena Smart Heater 150w £22.95	Rena Smart Heater 200w £24.45