CPSC recall 27-051, announced October 29, 2026, covers NTI and HTP residential gas boilers (4,726 units). The condensate dish inside the boiler can crack during a delayed ignition, allowing unburned gas to build up inside the sealed cabinet. The notice cites 34 incident reports. Consumers should stop using the recalled boilers immediately and contact Ariston to schedule a free repair by a certified technician. Recall contact: call 800-688-2575, go to ntiboilers.com/safety-recalls, or email VCexchanger@ariston.com.
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Compare the model on your label, then check any serial numbers, date codes, and exclusions in the notice. A model match alone does not confirm that your unit is included.
The CPSC data does not provide a discrete model-number list for this record. Compare the product description and identification details on the official notice.
The model serial number can be found on the rating plate, located on the left-hand side of the boiler.
Which products are included?
This recall involves NTI brand residential gas boilers in the FTVN and TFTN model series, and HTP brand residential gas boilers in the EFTU model series. The NTI FTVN and TFTN series boilers are gray, while the HTP EFTU (Elite Fire Tube Ultra) boilers are black. The boilers are metal, rectangular units and have either NTI or HTP printed on the front. The model serial number can be found on the rating plate, located on the left-hand side of the boiler. The following models and serial number ranges are included in this recall:
Confirm these details on the official CPSC noticeWhat to look for
- Also in the notice
- Serial numbers. Compare these as well.
- Where to look
the rating plate
andthe left-hand side of the boiler
(the notice’s words)- When sold
- May 2021 through July 2026
- Price paid
- $3,200 to $7,700
Why it was recalled
The condensate dish inside the boiler can crack during a delayed ignition, allowing unburned gas to build up inside the sealed cabinet. If the gas ignites, the front cover can suddenly detach, posing a risk of serious injury or death from fire, carbon monoxide (CO) poisoning, and impact hazards.
Incidents and injuries
The firm has received 34 reported incidents of the condensate dish breaking, including three reports of the front cover detaching from the boiler. In one reported incident the technician servicing the boiler sustained a broken jaw.
Official remedy
Consumers should stop using the recalled boilers immediately and contact Ariston to schedule a free repair by a certified technician. Consumers who must continue using the boiler while awaiting repair should have working smoke and carbon monoxide alarms in their homes.
What to do now
- Check the product. This notice lists no model numbers. Compare yours with the description and photos in the official notice.
- Stop using it. The notice says to stop using recalled units immediately.
- Contact the firm. Call 800-688-2575, go to ntiboilers.com/safety-recalls, or email VCexchanger@ariston.com.
- Get the remedy. This recall offers a repair. The notice says the remedy is free.
- Read the official notice. The CPSC notice is the final word on which units are included and what to do.
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Product and sales details
- Brand
- NTI and HTP residential gas
- Manufacturer
- Ariston Canada Inc. (Formerly NTI Boilers Inc.), of Canada
- Product type
- Boilers
- Recall number
- 27-051
- Units
- 4,726 (In addition, 2,261 were sold in Canada)
- Manufactured in
- Canada
- Sold at / sales period
- Sold At: Independent heating and plumbing contractors and wholesale distributors nationwide from May 2021 through July 2026 for between $3,200 and $7,700.
- Importer
- Ariston Thermo USA LLC, of Providence, Rhode Island
NTI and HTP residential gas boilers
CPSC product type: Boilers
This recall in context
Compared with the 37 boiler recalls in this index, as of October 31, 2026.
- Size
- 4,726 units: the 10th-largest of 34 boiler recalls that state a unit count. The median is 1,915 units.
- Hazards
- Fire: named in 11 of 37 boiler recalls. Carbon monoxide: named in 26 of 37 boiler recalls, the most common hazard among them.
- Remedy
- Repair: offered in 20 of 37 boiler recalls, the most common remedy.
- Time on sale
- About 5 years. Recalled 3 months after the last month of sales the notice gives.
Recall contact information
Ariston at 800-688-2575 from 7 a.m. to 8 p.m. ET Monday through Friday, email at VCexchanger@ariston.com or online at https://ntiboilers.com/safety-recalls or www.ntiboilers.com and click on “RECALLS” at the top of the page or https://htproducts.com/safety-notice.html or www.htproducts.com and click on “URGENT RECALL” at the top of the page for more information.
Verify phone numbers, hours, and websites on the current CPSC notice before contacting the firm.
Know someone who has one?
Recalls only work when owners hear about them. Send this notice to family or friends who might own the same product.
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