Usines Giant Factories Recalls Gas Water Heaters with Emerson Control Valves Due to Risk of Carbon Monoxide Poisoning
Recall at a glance
- Recall number
- 22-016 (CPSC)
- Recall date
- November 3, 2021
- Brand
- Usines Giant Factories
- Category
- Heaters, fans and air conditioners
- Products
- Usines Giant Factories Gas Water Heaters with Emerson control valves
- Hazard
- Risk of Carbon Monoxide Poisoning
- Hazard type
- Fire and burnPoisoning and toxic substances
- Remedy
- Repair
- Units
- About 168 (in addition, about 10,832 were sold in Canada)
- Made in
- Canada (heater), Mexico (valve)
- Last updated by CPSC
- November 3, 2021
What was recalled
The recall involves propane and natural gas water heaters in 40, 50, and 75 gallon capacities. The recalled water heaters are white with a red "Giant" logo decal on the front. The water heaters have a nameplate near the Emerson gas control valve with the following model number ranges. UG40-38LFPV2-P1U-US, UG40-40LFPV2-N1U-US, UG50-38LFPV2-P1U-US, UG50-38LFPV2-P2U-US, UG50-38TFPDV1-N2U-US, UG50-40LFPV2-N1U-US, UG50-40LFPV2-N2U-US, UG75-76MEPV1-N2U-US, UG75-76MEPV1-P2U-US. The control valves are black with a white "Emerson" logo on the front. The Emerson control valve model numbers and date code are located on a label on the right-hand side of the bracket holding the Emerson control valve to the gas water heater. The recalled control valve model numbers are 37H73A-301P1 (natural gas) and 37H74A-301P1 (propane) with a date code between 1821 and 1839.
Is my product affected?
Compare your product with the details below, including model numbers where listed.
- Usines Giant Factories Gas Water Heaters with Emerson control valves · About 168 (in addition, about 10,832 were sold in Canada) units
Photos from the recall notice




Where it was sold
Companies named in the notice: BGM Supply, Utica NY, Central NY Plumbing & Heating Supply, Whitesboro, New York and Maryland Pipe & Supply Company, Hancock, Maryland from June 2018 through July 2020 for between $840 and $2,100.; White-Rodgers, a division of Emerson Electric Co., Saint Louis, Missouri (control valve); Usines Giant Factories Inc., of Canada (heater).
Injuries or incidents reported
None reported in the United States. Usines Giant Factories has received 20 reports of incidents with the Emerson control valves in Canada, including one report necessitating medical attention due to the release of carbon monoxide.
Consumer contact
Giant at 800 363-9354 from 8 a.m. to 5 p.m. ET Monday through Thursday and 8 a.m. to 3 p.m. ET on Friday, or e-mail at recall@giantinc.com. or online at www.giantinc.com then click on "Recall Information" located at the bottom of the page, or click on https://giantinc.com/en/recall-information.
Recall history and context
Since 2019 CPSC has recorded 75 recalls in the heaters, fans and air conditioners category, 17 recalls of them in the past 12 months.
Frequently asked questions
What was recalled?
Usines Giant Factories Gas Water Heaters with Emerson control valves (About 168 (in addition, about 10,832 were sold in Canada) units). The recall involves propane and natural gas water heaters in 40, 50, and 75 gallon capacities.
Why was it recalled?
CPSC lists the reason as: Risk of Carbon Monoxide Poisoning.
What should I do if I own one?
Consumers should immediately contact Usines Giant Factories, who will arrange to have the Emerson control valve replaced by a certified technician, and to receive a free replacement valve. Consumers who continue to use the water heaters while awaiting repair should have working carbon monoxide alarms outside of sleeping areas and on every level of the home.
Similar recalls in heaters, fans and air conditioners
- VQQQ Gas Patio Heaters Recalled
October 22, 2026 · VQQQ Gas Patio Heaters · Heaters, fans and air conditionersThis recall involves VQQQ-branded natural gas patio heaters, models VQQQ-A1 and VQQQ-001. They have a bronze pole with a round base and a silver mushroom-shaped top with…
- Snow Peak Recalls Propane Fireplace Inserts and Lava Rocks
October 8, 2026 · Snow Peak · Heaters, fans and air conditionersThis recall involves the Takibi propane inserts and lava rocks, fireplace accessories that allows Snow Peak's Pack & Carry Fireplace L (ST-032) and XL (ST-034) to…
- Friedrich Air Conditioning Recalls KÜHL Window Air Conditioners
September 17, 2026 · Friedrich Air Conditioning · Heaters, fans and air conditionersThis recall involves KÜHL Q and KÜHL S Window Air Conditioners. The products have a gray front and a black air discharge grille and have the name Friedrich and the…
- Hayward Industries Recalls Universal Pool Heaters
September 17, 2026 · Hayward · Heaters, fans and air conditionersThis recall involves Hayward-branded HDFS400 Universal-HC Series pool heaters. The 400,000 BTU dual-fuel gas heaters are brown with black atop and measure 21 inches…
- Daikin Comfort Technologies Manufacturing Recalls Amana Through-The-Wall Air Conditioners and Heat Pumps
September 3, 2026 · Daikin Comfort Technologies Manufacturing · Heaters, fans and air conditionersThis recall involves certain Amana brand Through the Wall (TTW) air conditioners or heat pumps. These products are white and the brand name is printed on most of the…
- Modine Manufacturing Company Recalls Airedale Heating and Cooling Ventilation Fans
August 20, 2026 · Modine Manufacturing · Heaters, fans and air conditionersThis recall involves ventilation fans in ClassMate cooling and air source heat pumps and SchoolMate water/ground source heat pumps that supply heating, cooling and high…
Source: U.S. Consumer Product Safety Commission recall data, shown as published and last updated by CPSC on November 3, 2021. Details can change; the official notice is the authority. If your product may be recalled, stop and read the notice before deciding what to do. Terms and disclaimer.