Paloma has been a trusted name in water heaters since Founded 1911, based in Japan. The brand is particularly known for Japanese gas appliance manufacturer and parent company of Rheem; legacy tankless water heaters in North American market. Paloma is positioned in the mid-range price tier, making it a solid mid-range option for water heaters.

Paloma Water Heaters
Paloma manufactures gas tankless water heaters sold primarily under the Rheem brand in North America. Legacy Paloma-branded units may still be found in existing installations. Paloma is the parent company of Rheem Manufacturing.
Paloma Water Heaters Product Lines
Why Choose Paloma for Water Heaters?
Paloma stands out in the water heaters market because of Japanese gas appliance manufacturer and parent company of Rheem; legacy tankless water heaters in North American market. With 2 dedicated product lines — Tankless Water Heaters (legacy), Gas Appliances — there's a Paloma option for virtually every need and budget.
Warranty & Support
Where to Buy Paloma Water Heaters
Water Heaters How-To Guides
View All →How to Adjust Water Temperature
Set your gas or electric water heater thermostat to the right temperature for comfort, safety, and lower energy bills -- plus how to verify the actual output with a thermometer.
How to Choose the Right Size Water Heater
Calculate the right water heater size so you never run out of hot water -- covers first-hour rating for tanks, GPM for tankless, quick sizing charts, and the mistakes that leave people taking cold showers.
How to Flush Your Water Heater
Flush sediment from your tank water heater to cut energy bills, eliminate rumbling noises, and add years to its life -- the most important maintenance task most homeowners skip.
Common Water Heaters Problems
View All →Leaking Water Heater
Water around the base demands immediate attention -- floor damage, mold, electrical hazards. Could be loose fittings, a failing T&P valve, a bad drain valve, or a rusted-through tank that needs replacement.
No Hot Water
No hot water from any fixture? Cause depends on gas vs. electric. Common culprits: pilot light out, tripped breaker, failed element, faulty thermostat or gas valve.
Pilot Light Won't Stay Lit
Lights but will not stay lit? Almost always the thermocouple -- a safety sensor that detects the pilot flame. When it fails, the gas valve shuts off. Straightforward DIY repair, under $25.
Water Heaters Types
View All →Water Heaters Buying Guides
View All →Paloma Water Heaters FAQ
Is Paloma a good brand for water heaters?
Paloma Co., Ltd. is a Japanese manufacturer of gas appliances including tankless water heaters, founded in 1911 in Nagoya, Japan. Paloma is one of the world's largest manufacturers of gas water heaters and cooking appliances. In North America, the Paloma brand was rebranded to Rheem tankless products after Paloma acquired Rheem. Paloma tankless water heaters may still be found in older installations.
Where is Paloma made?
Paloma is based in Japan, headquartered in Nagoya, Japan.
What price range does Paloma water heaters fall into?
Paloma is positioned in the mid-range price tier for water heaters. They balance quality and affordability well.
What water heaters product lines does Paloma offer?
Paloma offers 2 water heaters product lines: Tankless Water Heaters (legacy), Gas Appliances.
