Atwood Mobile Water Heaters

Atwood Mobile Water Heaters: Built for Life on the Road

When it comes to reliable hot water in a recreational vehicle, few names carry more weight than Atwood Mobile. The brand's roots in RV water heating stretch back to 1964, when Atwood acquired the Bowen Company — a dedicated RV water heater manufacturer — folding that expertise into what would become one of the most recognized appliance lines in the industry. Today, Atwood water heaters remain a trusted benchmark for RV owners seeking consistent, dependable hot water across all conditions.

A Distinct Engineering Approach

What sets Atwood apart from competitors in the water heater category is a signature design philosophy centered on lightweight construction and low-maintenance operation. Atwood water heaters feature aluminum-clad tanks that eliminate the need for an anode rod — a meaningful advantage for RV owners who prefer less routine upkeep. The aluminum cladding also makes these units significantly lighter than comparable steel-tank alternatives, a critical factor when every pound on a rig matters.

Atwood's lineup spans several configurations to suit different RV setups and travel styles:

• Propane (LP Gas) Models: Fast heat-up times of approximately 30–40 minutes and strong recovery rates make gas-powered units ideal for active travelers who need hot water on demand.
• Electric Models: Drawing on shore power or battery resources, electric units offer a fuel-cost-efficient option when plugged into campground service.
• Combination Gas/Electric Models: Dual-mode operation lets users switch between LP gas and electric power — or run both simultaneously for faster recovery — providing maximum flexibility at different campsites.
• 6-Gallon and 10-Gallon Capacities: Smaller rigs and solo travelers often find the 6-gallon model sufficient, while families and larger motorhomes benefit from the extended capacity of the 10-gallon option.

Atwood models also feature foam-insulated tanks to minimize standby heat loss, and many units produce up to 13.5 gallons of usable hot water per hour at 70% efficiency for LP gas models. Flush-mount sidewall installation gives all 6- and 10-gallon models a clean, integrated exterior appearance, while color-matched access doors complete the look.

Decades of RV Market Trust

Atwood has supplied millions of water heaters to the RV market over several decades. Their products are engineered specifically for mobile living — compact enough to fit within tight RV compartments, yet robust enough to handle the vibration, temperature swings, and varied water quality that come with full-time travel. According to historical figures, Atwood products have been found in the vast majority of recreational vehicles manufactured in North America, a testament to how deeply integrated the brand has become with the RV industry.

Now operating under the Dometic Group umbrella, the Atwood water heater legacy continues to be supported with replacement parts and service resources — meaning units already in the field are well backed, and the engineering expertise behind these products continues to inform modern RV thermal systems.

Choosing the Right Atwood Water Heater

Selecting the right unit from the Atwood water heater lineup comes down to three core factors: your RV's size and typical hot water demand, the power sources available at your usual campsites, and whether low-maintenance anode-rod-free operation is a priority. For most weekend campers, a 6-gallon propane model strikes the right balance. For those who frequently host guests or camp off-grid for extended stretches, the dual-fuel or 10-gallon configurations offer the headroom needed to stay comfortable. Browse the full selection of Atwood Mobile products to find the right fit for your setup.