GSW's Flame Guard Safety System reduces the risk of accidental fires involving flammable vapors from products such as gasoline, paint thinner, solvents, etc. Click the desired tank size. (102 L / 30 gal) (150 L / 40 gal) (190 L / 50 gal)
Envirosense
The Envirosense line of water heaters contains a fully submerged, spiral-shaped condensing heat exchange that provides a much greater heat transfer surface than a standard straight flue tube, resulting in up to 96% thermal efficiency and higher hot water output. (Envirosense Power Direct Vent) | (Envirosense Power Vent)
Power Direct Vent
The Power Direct Vent is designed with a sealed combustion chamber, ultra quiet blower and state-of-the-art Robertshaw¨ gas control for highly accurate temperature control. The Flamable Vapour Ignition Resistant (FVIR) design prevents flammable vapours from entering and igniting. All combustion air is brought in from outside - rather than heated air from indoors. (190 L / 50 gal)
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Pacemaker Series
Ruud Pacemaker gas water heaters feature a full line of products for most applications