The Smartstart 48 Watt model makes use of 2 No 24 watt germicidal Smarstart lamps, with the 72 Watt model making use of 2 No 36 watt germicidal Smartstart lamps
The 48 watt model is suitable for ponds up to 5,500 gallons, with the 72 watt model being suitable for ponds up to a maximum of 7,500 gallons based on full sun exposure.
The 48 watt model is proving to be immensely popular due to the be easy upgrade at a later date to a 72 watt version, simply by changing the lamps for a larger size.
