How old is my GSW?

1. Find the rating label. Where to look on each kind of appliance.
2. Take a photo of the whole label, or note the model and serial numbers.
3. Use the lookup below. It is free, and no account is needed. A date is shown only when the available evidence supports it.

GSW appliances

How to find the age, the serial number, typical life and parts for each:

• GSW water heater (tank)8–12 yrs
• GSW tankless water heater15–20 yrs

GSW sells standard, connected and heat pump electric water heaters, atmospheric, direct-vent and power-vent gas models, high-efficiency gas lines, and gas and electric tankless units; heat pump water heaters are counted as water heaters here.

GSW is a Canadian water heater brand run from Fergus, Ontario, and owned by A. O. Smith since 2006. It sells electric, gas, heat pump and tankless water heaters to the Canadian market.

A. O. Smith Corporation

Owned by

A. O. Smith Corporation

Headquarters

Fergus, Ontario, Canada

Product lines

Envirosense, Polaris

Sister brands: A. O. Smith, State Water Heaters, American Water Heaters, Reliance Water Heaters, Lochinvar, John Wood, Giant, Takagi, Aquasana.

• GSW says it has supplied products to Canadian homes for more than 150 years.
• 2006: A. O. Smith acquired GSW, a water heater maker serving Canada, along with its John Wood brand.
• Today: GSW shares its Fergus, Ontario office and support line with A. O. Smith Canada and John Wood.

Every GSW check is compared with Health Canada, U.S. CPSC and U.S. NHTSA recall notices.