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TOTAL PRODUCT RECALL
CPSC #27051Other
Recalled NTI and HTP Brand Gas Boilers

Ariston Canada Inc. (Formerly NTI Boiler · Recalled

NTI and HTP Brand Gas Boilers Recalled Due to Risk of Serious Injury or Death from Fire, Carbon Monoxide (CO) Poisoning and Impact Hazards; Manufactured by Ariston, formerly NTI Boilers

Fire & burnsCarbon monoxide

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.

Units
4,726 (In addition, 2,261 were sold in Canada)
Reports
34
Injuries
—
Deaths
—
Price
$3,200–$7,700
Remedy
Repair

Reports, injuries, deaths and price are read out of the notice’s wording by rules, so they can miss unusual phrasing. The official notice is the record.

Affected

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:

The file

Sold at
Sold At: Independent heating and plumbing contractors and wholesale distributors nationwide from May 2021 through July 2026 for between $3,200 and $7,700.
Product type
Boilers
Made in
Canada
Recalled by
Ariston Canada Inc. (Formerly NTI Boilers Inc.), of Canada, Ariston Thermo USA LLC, of Providence, Rhode Island

Incident log

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.

What the notice says to do

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.

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.

Open official CPSC notice ↗ (opens in a new tab)

Recall notice published by the U.S. Consumer Product Safety Commission. This site is independent: always confirm on the official notice before acting.

Location of Serial Number

All 2026 recalls · Back to the timeline