Atwood Water Heaters, according to the company website, are 95% servicable from the exterior door, and Atwood water heaters have a high tempreature limit switch, thermostat, pressure and temperature relief valves to prevent problems. The Atwood heater tank is made of lightweight aluminum and therefore an anode rod is not necessary. Atwood hot water heaters are available in electic, gas, and electric/gas combo units in 6 and 10 gallon models.
Atwood GC6A-10E Six gallon DSI LP & 110v water heater

Atwood GC6A-10E Six gallon DSI LP & 110v water heater

PayPal - $419.99 1h 51m
RV & Motorhome - Fits Atwood & Some Sub Water Heater - Relief Valves - 1 2" Stem

RV & Motorhome - Fits Atwood & Some Sub Water Heater - Relief Valves - 1 2" Stem

PayPal - $21.99 3h 41m
Atwood 91447 Water Heater ECO Thermostat Assembly Exterior RV Trailer Camper

Atwood 91447 Water Heater ECO Thermostat Assembly Exterior RV Trailer Camper

PayPal - $15.97 6h 57m
Atwood Water Heater Part 91447 Eco-Thermostat Service Kit Camper Rv Motorhome

Atwood Water Heater Part 91447 Eco-Thermostat Service Kit Camper Rv Motorhome

PayPal - $11.61 11h 8m
RV - Atwood Water Heater Plastic Drain Plug (2 pack)

RV - Atwood Water Heater Plastic Drain Plug (2 pack)

PayPal - $7.00 16h 25m
Genuine - Atwood RV Water Heater | 90037 | ECO Thermostat 110 VAC

Genuine - Atwood RV Water Heater | 90037 | ECO Thermostat 110 VAC

PayPal - $13.24 16h 38m
Atwood RV Water Heater Spark Probe 93868

Atwood RV Water Heater Spark Probe 93868

PayPal - $28.45 18h 42m
Atwood 91060 Replacement Inner Water Heater Tank For Gc10a-4e Ge16-ext

Atwood 91060 Replacement Inner Water Heater Tank For Gc10a-4e Ge16-ext

PayPal - $299.89 18h 47m
Atwood 93871 Pan Electric Water Heater Service Parts RV Camper - 10 Gallon

Atwood 93871 Pan Electric Water Heater Service Parts RV Camper - 10 Gallon

PayPal - $76.33 18h 53m
Atwood 91873 Thermostat Kit Water Heater Replacement Parts 110 VAC Trailer RV

Atwood 91873 Thermostat Kit Water Heater Replacement Parts 110 VAC Trailer RV

PayPal - $16.56 19h 12m
ATWOOD GC6AA-8 Water Heater,  6 Gal. Gas Electric #96117

ATWOOD GC6AA-8 Water Heater, 6 Gal. Gas Electric #96117

PayPal - $412.00 21h 58m
Atwood RV Camper Gas Electric Water Heater GC6AA-10E 110 Volt LP with DSI 96160

Atwood RV Camper Gas Electric Water Heater GC6AA-10E 110 Volt LP with DSI 96160

PayPal - $405.00 22h 7m
94205 ATWOOD REPLACEMENT WATER HEATER TANK KIT RV CAMPER TRAILER

94205 ATWOOD REPLACEMENT WATER HEATER TANK KIT RV CAMPER TRAILER

PayPal - $176.52 22h 21m
Atwood 91447 Water Heater ECO Thermostat Assembly

Atwood 91447 Water Heater ECO Thermostat Assembly

PayPal - $13.72 22h 55m
91603 ATWOOD JADE PILOT ASSEMBLY WATER HEATER PARTS TRAILER CAMPER RV NEW __ AIR

91603 ATWOOD JADE PILOT ASSEMBLY WATER HEATER PARTS TRAILER CAMPER RV NEW __ AIR

PayPal - $24.25 1d 4m
Atwood (91603) Jade Pilot Water Heater Assembly

Atwood (91603) Jade Pilot Water Heater Assembly

PayPal - $21.81 1d 42m
Atwood 93849 RV Water Heater Relay

Atwood 93849 RV Water Heater Relay

PayPal - $12.09 1d 2h 59m
Atwood 91447 Water Heater ECO Thermostat Assembly Exterior RV Trailer Camper

Atwood 91447 Water Heater ECO Thermostat Assembly Exterior RV Trailer Camper

PayPal - $15.98 1d 3h 35m
RV- Genuine Atwood Water Heater Drain Plugs - 2 Pack - Be Ready for Summer!

RV- Genuine Atwood Water Heater Drain Plugs - 2 Pack - Be Ready for Summer!

PayPal - $6.99 1d 5h 49m
RV CAMPER Atwood Water Heater ECO Thermostat Assembly Repair parts Front

RV CAMPER Atwood Water Heater ECO Thermostat Assembly Repair parts Front

PayPal - $16.98 1d 8h 9m
Atwood water heater model numbers include GC6A-10E, GC6AA-10E, G6A-2, G6A-3, G6A-6, G6A-6P, G6A-7, G6A-7P, G6A-4E, G6A-6E, G6A-7E, G6A-8E, GC6AA-7, GC6AA-7P, GC6AA-8, GC6AA-8P, GC6A, GC6A-3, GC6A-6, GC6A-7, GC6AA9, GC6AA9P, GH6-4E, GH6-6E, GH6-7E, GH6-8E GCH6-4E,GCH6-6E, GCH6-7E, GCH6-4E, GCH6-6E, GCH6-7E, GCH6A-7E, GCH6-8E, GCH6A-8E, GC6A-7E, GC6AA-7E, GC6AA-8E, GC6AA-9E, G10-1, G10-2, G10-1P, G10-2P, GC10-1, GC10-2, GC10-2P, GC10A-2,GC10A-2P, GC10A-3, GC10A-3P, G10-1E, G10-2E, G10-3E, GH10-1E, GH10-2E, GH10-3E, GC10A-3E, GC10A-2E, GC10A-1E, GC10-1E, GC10-2E, GCH10A-3E, GCH10A-2E, GCH10A-1E