CFPG priority: Important Official CPSC recall notice

Pool Heaters Recalled by Pentair Water Pool and Spa Due to Fire Hazard

This recall involves Pentair Water Pool and Spa StaRite and Mastertemp pool heaters sold in various styles and models with manufacturing dates between December 22, 2020 and January 6, 2021. The manufacturing date, along with model number, can be found…

What is affected

Pentair Water Pool and Spa Inc., of Sanford, N.C. — StaRite and Mastertemp pool heaters

Why it matters

A connection in the heater can leak the combustible air-gas mixture, posing a fire hazard.

CFPG consumer-action summary

Consumers should immediately stop using the recalled heaters and contact Pentair Water Pool and Spa for a free repair.

Official product description

This recall involves Pentair Water Pool and Spa StaRite and Mastertemp pool heaters sold in various styles and models with manufacturing dates between December 22, 2020 and January 6, 2021. The manufacturing date, along with model number, can be found on the serial number sticker on the heater. Recalled Pool Heater Model Numbers HTR 250 MASTERTEMP LP HTR 250 MASTERTEMP NA HTR 300 MASTERTEMP NA HTR 400 MASTERTEMP HD HTR 400 MASTERTEMP LP HTR 400 MASTERTEMP NA HTR 400NG MASTERTMP HD ASME HTR MT 250LP SPECIAL PACKING EC HTR MT 250NA SPECIAL PACKING EC HTR MT 400LP SPECIAL PACKING EC POOL HTR 333K LP POOL HTR 333K NAT GAS POOL HTR 400K LP POOL HTR 400K NAT GAS POOL HTR HD 200K NA POOL HTR HD 333K NA

CPSC recall: 21-119 CPSC recall issued: 2021-04-28 Source checked: 2026-07-19

Central Florida Pool Guide summarizes the linked CPSC recall notice for homeowner education. CFPG may edit its consumer-action summary for clarity. Current remedy availability has not been independently confirmed. Confirm affected products, model numbers, eligibility, remedies, and current instructions in the official CPSC notice or with the manufacturer.

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