Niagara 100-Gallon Water Heaters

Niagara offers 1 100 gallon water heaters model in the lineup we track. This page is the Niagara-specific cut of the broader 100-Gallon Water Heaters water heaters category — same product class, narrowed to the Niagara catalog only.

About Niagara

Niagara — Niagara commercial water heaters.

For the complete Niagara lineup across all sub-types and capacities, see the Niagara Water Heaters hub.

Niagara 100-Gallon Water Heaters models we track

• Niagara Commercial 100-Gallon Gas Water Heater (NG-100) — Niagara Conservation 100-gallon commercial atmospheric gas water heater. Efficiency-focused construction for multi-family, hotels, and commercial efficiency app...

Other 100 Gallon water heaters brands

If you're cross-shopping 100 gallon water heaters beyond Niagara, the following brands also ship in this category:

• Rheem 100 Gallon
• AO Smith 100 Gallon
• Bradford White 100 Gallon
• State 100 Gallon
• Lochinvar 100 Gallon
• Triton 100 Gallon

About 100-Gallon Water Heaters water heaters

The 100-gallon water heater is a true commercial-residential capacity — sized for light-commercial applications and estate-class residential where demand exceeds the standard 75-gallon residential maximum. 100G water heaters carry commercial warranties (typically 3 years) reflecting their higher duty cycle.

• AO Smith Cyclone Mxi 100G Commercial Gas (BTH-150) — 150,000 BTU, 290 GPH FHD, 94% thermal efficiency.
• Rheem Performance 100G Electric (EE100T6-100) — high-capacity electric.
• Bradford White Powerflex / Genesis 100GFor the complete 100 gallon buyer's guide (all brands, full comparison framework), see the 100-Gallon Water Heaters category hub.

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