The Hayward Industries, Inc., of Charlotte, North Carolina 400,000 BTU Universal-HC Series Pool Heaters was recalled in 2026 by the U.S. Consumer Product Safety Commission (CPSC) over during operation, the heaters can produce high levels of carbon monoxide (co), posing a risk of serious injury or death from carbon monoxide poisoning.. If you own this product, you may be entitled to a free repair, replacement, or refund — here's exactly what to do.
What was recalled
- 400,000 BTU Universal-HC Series Pool Heaters — Units: About 4,600
This 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 long, 28 inches wide and 31 inches high. The pool heaters have a digital display control panel at the top and a molded base with integrated tie-down connections. The heater's name plate is below the vent with the word "Hayward" appearing at the bottom of the name plate and the model number "HDFS400" appears at the top of the name plate.
The hazard
The CPSC flagged the following risk:
- During operation, the heaters can produce high levels of carbon monoxide (CO), posing a risk of serious injury or death from carbon monoxide poisoning.
What to do if you own this product
The recall remedy:
- Consumers should stop using the pool heater immediately and contact Hayward Industries to schedule a free in-home inspection and repair by a qualified technician.
Consumer contact: Hayward Industries toll-free at 855-500-5288 from 8 a.m. to 5 p.m. ET Monday through Friday, email at HeaterInquiry@Hayward.com, online at https://www.hayward.com/productrecall or https://www.hayward.com and click on "Recall Information" for more information.
Official CPSC recall notice: Read the full recall on CPSC.gov.
Keep your proof of purchase — most recall remedies require it. If you can't find your receipt, here's how to handle a claim without one.
How to check your other products for recalls
Recalls are announced constantly, and most people never hear about the ones affecting products they already own. The fastest way to stay covered is to keep a list of what you own and check it against the CPSC database automatically.
See our guide on how to check any product for a recall, or let CoverKeep do it for you — it scans everything you own against the CPSC database every day and alerts you the moment there's a match.
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Download CoverKeep FreeFrequently asked questions
How do I know if my 400,000 BTU Universal-HC Series Pool Heaters is part of the recall?
Check the model number and purchase date against the affected units listed above, and confirm on the official CPSC notice. If it matches, you're covered by the remedy.
Does a recall mean a free replacement?
Often yes. Recall remedies are typically a free repair, replacement, or refund — you generally don't pay, even if the product is out of warranty. Recall rights are separate from the manufacturer's warranty.
What if I already got rid of the receipt?
Many recall remedies still work with a photo of the product, the model/serial number, or a card statement. Here's how to prove a purchase without the original receipt.
Source: U.S. Consumer Product Safety Commission (CPSC). CoverKeep is not affiliated with the CPSC or any manufacturer. Always confirm details on the official recall notice.