Details Description AquaTop’s TH Series of titanium heaters are corrosion resistant and virtually unbreakable. The titaniumconstruction adds to the longevity of the heater by protecting it from damage, especially from saltwater. The heating element provides stable temperatures for aquatic creatures and eliminates harmful temperature swings. Well suited for both fresh and saltwater aquariums, the TH Series of titanium heaters can be used with AquaTops DDC-800 digital controller for the ultimate temperature control. Ultra tough titanium construction Temperature range 68F – 92F For fresh or saltwater systems Specifications TH-800: 800W For aquariums with 140-270 gal capacity 4.5A 110-120V/60Hz TH-1000: 1000W For aquariums with 270-350gal capacity 4.5A 110-120V/60Hz