RecallGuide.ca
    Health productsUpdated Jan 3, 2026White-Rodgers Gen II IntelliventOfficial source

    White-Rodgers Gen II Intellivent natural gas and propane control valves installed on certain models of Giant and Gemco natural gas and propane water heaters recalled due to potential carbon monoxide leak

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    In plain language

    This recall involves White-Rodgers Gen II Intellivent natural gas and propane control valves installed on certain Giant and Gemco water heaters sold in Canada. They are being recalled because they may pose a carbon monoxide leak hazard. Stop using the product and contact the manufacturer for a replacement.

    What to do

    • Stop using water heaters with the recalled control valves immediately.
    • Contact your renting company or the water heater manufacturer to arrange for a certified technician to replace the control valve.
    • Reference "Control Valve Recall" when contacting Giant Customer Service.

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    Affected products

    • White-Rodgers Gen II Intellivent natural gas and propane control valves

      Model: 37H73A-301 (natural gas), 37H74A-301 (propane)

      Date codes: 1821 to 1839

    Why this matters

    Carbon monoxide leak hazard

    Do I have this product?

    This recall only applies to specific products. Follow the steps below to check.

    1. 1

      Check the product name

      Make sure your product name matches one of the affected products listed above.

    2. 2

      Check the date code

      Date codes are usually printed near the best-before date or on the packaging seam.

      Affected date codes: 1821 to 1839

    3. 3

      Check the model number

      Model numbers are typically on the product label or packaging.

      Affected models: 37H73A-301 (natural gas), 37H74A-301 (propane)

    If your product matches one or more of the details above, it may be affected by this recall.

    If your product does not match these details, it is not affected by this recall.

    When in doubt, always check the official notice.

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    Frequently Asked Questions

    Why was this product recalled?

    Carbon monoxide leak hazard

    What should consumers do?

    Stop using water heaters with the recalled control valves immediately. Contact your renting company or the water heater manufacturer to arrange for a certified technician to replace the control valve. Reference "Control Valve Recall" when contacting Giant Customer Service.

    Where was the product sold?

    This product was sold in Canada. For specific retailers or distribution areas, please check the official recall notice linked on this page.

    Is there a health risk?

    Yes, there may be a health risk. Carbon monoxide leak hazard

    When was this product recalled?

    This product was recalled on September 13, 2021.

    Is the White-Rodgers Gen II Intellivent brand affected by this recall?

    Yes, White-Rodgers Gen II Intellivent products are affected by this recall. This recall involves White-Rodgers Gen II Intellivent natural gas and propane control valves installed on certain Giant and Gemco water heaters sold in Canada. They are being recalled because they may pose a carbon monoxide leak hazard. Stop using the product and contact the manufacturer for a replacement.