Lochinvar 20-Gallon Water Heaters

Lochinvar offers 1 20 gallon water heaters model in the lineup we track. This page is the Lochinvar-specific cut of the broader 20-Gallon Water Heaters water heaters category — same product class, narrowed to the Lochinvar catalog only.

About Lochinvar

Lochinvar — Commercial water heaters and boilers, plumber-channel.

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

Lochinvar 20-Gallon Water Heaters models we track

• Lochinvar Squire SIT 120-Gallon Indirect Water Heater (SIT120) — Large 120-gallon indirect — high-demand residential or light commercial.

Other 20 Gallon water heaters brands

If you're cross-shopping 20 gallon water heaters beyond Lochinvar, the following brands also ship in this category:

• Rheem 20 Gallon
• Triangle Tube 20 Gallon
• Vaughn 20 Gallon
• SunEarth 20 Gallon

About 20-Gallon Water Heaters water heaters

The 20-gallon water heater is the upper-tier point-of-use size — sized for single-occupant ADUs, pool houses, RV park-models, small cabins, and tiny homes. The 20G supports a full normal shower (5–7 minutes at 2 GPM) plus 1–2 hand-washes before recovery — adequate for 1-occupant whole-bathroom service.

• Rheem Performance 20G Point-of-Use Electric (XE20P06PU20U0) — 6-year warranty, 240V, 30 GPH FHD.

• Single-occupant ADUs / mother-in-law suites / garage apartments
• Pool house bathrooms with daily use
• RV park-model trailers
• Small cabins in mild climates
• Tiny homes with 1–2 occupants

...

For the complete 20 gallon buyer's guide (all brands, full comparison framework), see the 20-Gallon Water Heaters category hub.

Other Lochinvar filters

Explore Lochinvar from other angles:

• Lochinvar Tankless
• Lochinvar Tank / Storage
• Lochinvar Heat Pump / Hybrid
• Lochinvar Solar
• Lochinvar 6 Gallon
• Lochinvar 10 Gallon
• Lochinvar 30 Gallon
• Lochinvar 40 Gallon
• Lochinvar Gas
• Lochinvar Electric
• All Lochinvar Water Heaters