Tankless gas water heaters
Class I - DangerousWhat Should You Do?
- Check if you have this product: (About 29,000 in the United States and 2,200 in Canada)
- Do not eat it: Even if it looks and smells fine, do not consume this product.
- Throw it away or return it: You can return the product to the store for a full refund.
- Seek medical attention if needed: If you've consumed this product and feel unwell, contact your doctor immediately.
- Report problems: Report any issues to the FDA's Safety Reporting Portal.
⚠️ Emergency: If you experience severe symptoms after consuming this product, call 911 or Poison Control at 1-800-222-1222.
Recall Details
- Company:
- Daesung Celtic Enersys Co. Ltd., of Chungbuk, Korea
- Reason for Recall:
- The water heaters can overheat, posing a fire hazard.
- Classification:
- Class I - Dangerous
Dangerous or defective products that predictably could cause serious health problems or death.
- Status:
- ongoing
- Hazard:
- The water heaters can overheat, posing a fire hazard.
- Remedy:
- Consumers should immediately stop using the recalled water heaters and contact Challenger Supply Holdings to arrange for a free repair.
Product Images

Product Information
Full Description:
This recall involves all models of single- and dual-purpose Coaire and Quietside brand tankless gas water heaters. The recalled water heaters heat either 4 or 7.2 gallons of water per minute. They are white and come in the following dimension ranges: 25-28 inches tall x 15-19 inches wide x 8-14 inches thick. The words "S-Line Condensing" are on the top front and brand names "Coaire" or "Quietside" are on the bottom front of the recalled water heaters.
Product Codes/Lot Numbers:
(About 29,000 in the United States and 2,200 in Canada)
Official Source
Always verify recall information with the official CPSC source:
View on CPSC.govCPSC Recall Number: 15026