BaseModel

Storage
Capacity
(Gallons)

Dimensions (Inches)

Shipping
Weight
(lbs.)

Overall
Diameter

Overall
Height

Inlet
"A"

T & P Valve
"B" 

ER10

10

20

21

7

15

160

ER20

20

20

33

7

27

200

ER30

30

20

41.5

7

34

230

ER40

40

20

58.75

7

51

280

ER50

50

22.75

51

7

43

295

ER65

65

26

48

8

40

360

ER80

80

26

58

8

51

395

ER100

100

26

69.5

8

62

425

ER120

120

28

69.25

8

62

475