CPSC Recall in 2008: Williamson-Thermoflo Gas Boilers Recalled Due to Carbon Monoxide Hazard

Updated on March 25, 2026.

See the recall details below. You can also see similar information for other consumer product recalls in 2008.

Data Source: CPSC.

Recall Number: 08-567

Date: May 05, 2008

Product Name: Williamson-Thermoflo GWS and GWI Gas Boilers

Recall Description:

The recall involves cast iron, gas-fired boilers used for space heating. The following model names and serial numbers are included in the recall.Model NameSerial NumbersGWS-127, GWS-158From CP 5160092 through CP 5663040GWI-063, GWI-095, GWI-127, GWI-158From CP 4363986 through CP 5699844The model name and serial number are located on separate labels on the outside of the left panel.

Hazard Description:

If there is a leak in the vent piping, the recalled boilers can leak carbon monoxide (CO) into the buildings in which they are installed, posing a risk of CO poisoning.

Consumer Action:

Remedy Type:

Inspect, Repair

Units: About 1,800

Incidents:

None reported.

Sold At:

Plumbing and heating wholesale distributors to plumbers and contractors nationwide from October 2001 through December 2007 for between $1,500 and $2,700.

Manufactured In:

United States