RV Water Tanks

RV Fresh Water Tanks are designed for potable water use in motorhomes, trailers, campers, food trucks, tiny houses and more. All of our RV Water Tanks are rotationally molded using BPA free and FDA approved resin, suitable for drinking water and food handling.


Our RV Tanks have the option of pre-installed fittings, can be ordered as a blank tank for DIY fittings, or RV Tank Supply can work with you for customized fittings. Where you can specify your exact filling location and type.

Name Capacity Length Width Height Diameter Part # Price

25 Gallon RV Water Tank | RVWB408

25 Gallons 32'' 22'' 10'' N/A RVWB408
$224.95

25 Gallon RV Water Tank | RVWB250

25 Gallons 23.5'' 23'' 12'' N/A RVWB250
$202.95

25 Gallon RV Water Tank | RVWB225

25 Gallons 22.5'' 22.5'' 12'' N/A RVWB225
$202.95

25 Gallon RV Water Tank | RVWB163

25 Gallons 30'' 20'' 10'' N/A RVWB163
$202.95

25 Gallon RV Water Tank | RV49W

25 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RV49W
$224.95

28 Gallon RV Water Tank | RVWB437

28 Gallons 36'' 18'' 12'' N/A RVWB437
$224.95

28 Gallon RV Water Tank | RVWB273

28 Gallons 20.75'' 19.25'' 17.625'' N/A RVWB273
$202.95

28 Gallon RV Water Tank | RVWB161

28 Gallons 35.5'' 15'' 13'' N/A RVWB161
$202.95

30 Gallon RV Water Tank | RVWB424

30 Gallons 40'' 20'' 10'' N/A RVWB424
$224.95

30 Gallon RV Water Tank | RVWB350

30 Gallons 33'' 20.5'' 11'' N/A RVWB350
$224.95

30 Gallon RV Water Tank | RVWB162

30 Gallons 30'' 24'' 10'' N/A RVWB162
$202.95

30 Gallon RV Water Tank | RVWB157

30 Gallons 30'' 20'' 12'' N/A RVWB157
$202.95

30 Gallon RV Water Tank | RVWB140

30 Gallons 39'' 15'' 12.5'' N/A RVWB140
$202.95

30 Gallon RV Water Tank | RVWB118

30 Gallons 24'' 20'' 16'' N/A RVWB118
$202.95

30 Gallon RV Water Tank | RVWB112

30 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVWB112
$202.95

32 Gallon RV Water Tank | RVWB449

32 Gallons 44.5'' 15.5'' 12.5'' N/A RVWB449
$236.95

32 Gallon RV Water Tank | RVWB127

32 Gallons 30'' 16.5'' 16'' N/A RVWB127
$202.95

34 Gallon RV Water Tank | RVWB381

34 Gallons 34'' 26'' 9.5'' N/A RVWB381
$224.95

40 Gallon RV Water Tank | RVWB252

40 Gallons 26.5'' 21.25'' 18'' N/A RVWB252
$236.95

40 Gallon RV Water Tank | RVWB221

40 Gallons 23.5'' 23'' 18'' N/A RVWB221
$224.95

42 Gallon RV Water Tank | RVWB237

42 Gallons 36'' 25'' 12'' N/A RVWB237
$236.95