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

13 Gallon RV Water Tank | RV35W

13 Gallons 18'' 12'' 19'' N/A RV35W
$292.95

17 Gallon RV Water Tank | RV36W

17 Gallons 23'' 21'' 9'' N/A RV36W
$246.95

19 Gallon RV Water Tank | RV27W

19 Gallons 32'' 12'' 12'' N/A RV27W
$258.95

24 Gallon RV Water Tank | RVWB562

24 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVWB562
$303.95

25 Gallon RV Water Tank | RVWB546

25 Gallons 62'' 14'' 7.5'' N/A RVWB546
$325.95

26 Gallon RV Water Tank | RVWB515

26 Gallons 74'' 10'' 9'' N/A RVWB515
$258.95

26 Gallon RV Water Tank | RVWB406

26 Gallons 60'' 21'' 6'' N/A RVWB406
$258.95

26 Gallon RV Water Tank | RV71W

26 Gallons 38'' 20'' 9'' N/A RV71W
$246.95

26 Gallon RV Water Tank | RV50W

26 Gallons 50'' 16'' 8'' N/A RV50W
$246.95

28 Gallon RV Water Tank | RVWB239

28 Gallons 48'' 14'' 10'' N/A RVWB239
$280.95

30 Gallon RV Water Tank | RVWB126

30 Gallons 38'' 26'' 13'' N/A RVWB126
$325.95

30 Gallon RV Water Tank | RV24W

30 Gallons 43'' 16'' 10.5'' N/A RV24W
$292.95

32 Gallon RV Water Tank | RVWB316

32 Gallons 69'' 11'' 11'' N/A RVWB316
$348.95

32 Gallon RV Water Tank | RV69W

32 Gallons 48'' 20'' 8'' N/A RV69W
$314.95

32 Gallon RV Water Tank | RV52W

32 Gallons 60'' 16'' 8'' N/A RV52W
$314.95

32 Gallon RV Water Tank | RV26W

32 Gallons 31'' 23'' 11.5'' N/A RV26W
$337.95

34 Gallon RV Water Tank | RVWB538

34 Gallons 26'' 22'' 20'' N/A RVWB538
$314.95

34 Gallon RV Water Tank | RVWB529

34 Gallons 44'' 25'' 8'' N/A RVWB529
$314.95

35 Gallon RV Water Tank | RVWB147

35 Gallons 48'' 17'' 10'' N/A RVWB147
$269.95

35 Gallon RV Water Tank | RV45W

35 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RV45W
$415.95

35 Gallon RV Water Tank | RV34W

35 Gallons 33.5'' 19'' 16'' N/A RV34W
$370.95

36 Gallon RV Water Tank | RVWB428

36 Gallons 46'' 36'' 6'' N/A RVWB428
$325.95

36 Gallon RV Water Tank | RVWB383

36 Gallons 32'' 32'' 9.25'' N/A RVWB383
$280.95

36 Gallon RV Water Tank | RVWB254

36 Gallons 28.375'' 17.875'' 17.75'' N/A RVWB254
$246.95

36 Gallon RV Water Tank | RVWB158

36 Gallons 30.5'' 21.5'' 13.75'' N/A RVWB158
$246.95

36 Gallon RV Water Tank | RV38W

36 Gallons 45'' 18.5'' 11.25'' N/A RV38W
$359.95

36 Gallon RV Water Tank | RV7W

36 Gallons 30'' 22'' 14'' N/A RV7W
$311.95

36 Gallon RV Water Tank | RV6W

36 Gallons 48.375'' 14.375'' 13.25'' N/A RV6W
$314.95

38 Gallon RV Water Tank | RVWB346

38 Gallons 37'' 28'' 9'' N/A RVWB346
$280.95

38 Gallon RV Water Tank | RV53W

38 Gallons 70'' 16'' 8'' N/A RV53W
$337.95

40 Gallon RV Water Tank | RVWB432

40 Gallons 28'' 23'' 16'' N/A RVWB432
$414.95

40 Gallon RV Water Tank | RVWB309

40 Gallons 39'' 18'' 14'' N/A RVWB309
$381.95

40 Gallon RV Water Tank | RVWB305

40 Gallons 54'' 20'' 9'' N/A RVWB305
$381.95

40 Gallon RV Water Tank | RVWB256

40 Gallons 29.875'' 20.875'' 16.625'' N/A RVWB256
$280.95

40 Gallon RV Water Tank | RVWB222

40 Gallons 42'' 26.75'' 9.5'' N/A RVWB222
$303.95

40 Gallon RV Water Tank | RV17W

40 Gallons 40.5'' 24'' 10'' N/A RV17W
$314.95

40 Gallon RV Water Tank | RV10W

40 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RV10W
$337.95

42 Gallon RV Water Tank | RVWB443

42 Gallons 24'' 24'' 19'' N/A RVWB443
$258.95

42 Gallon RV Water Tank | RVWB380

42 Gallons 40'' 26.75'' 10'' N/A RVWB380
$314.95

45 Gallon RV Water Tank | RVWB386

45 Gallons 36'' 33'' 10'' N/A RVWB386
$314.95

45 Gallon RV Water Tank | RVWB379

45 Gallons 38'' 22'' 14'' N/A RVWB379
$393.95

45 Gallon RV Water Tank | RVWB376

45 Gallons 38'' 22'' 14'' N/A RVWB376
$258.95

45 Gallon RV Water Tank | RVWB370

45 Gallons 47.5'' 17.375'' 14.25'' N/A RVWB370
$303.95

45 Gallon RV Water Tank | RVWB318

45 Gallons 40'' 19'' 15.625'' N/A RVWB318
$348.95

45 Gallon RV Water Tank | RVWB310

45 Gallons 78'' 18'' 8.5'' N/A RVWB310
$381.95

45 Gallon RV Water Tank | RV47W

45 Gallons 36'' 23'' 13'' N/A RV47W
$359.95

45 Gallon RV Water Tank | RV5W

45 Gallons 57.5'' 23'' 12.75'' N/A RV5W
$348.95

46 Gallon RV Water Tank | RVWB544

46 Gallons 36'' 22'' 14'' N/A RVWB544
$414.95

46 Gallon RV Water Tank | RV33W

46 Gallons 40.5'' 25.25'' 12'' N/A RV33W
$314.95

46 Gallon RV Water Tank | RV22W

46 Gallons 36'' 22'' 14'' N/A RV22W
$415.95

47 Gallon RV Water Tank | RVWB507

47 Gallons 33.25'' 24.5'' 15'' N/A RVWB507
$279.95

48 Gallon RV Water Tank | RVWB491

48 Gallons 39'' 27.5'' 11.75'' N/A RVWB491
$380.95

48 Gallon RV Water Tank | RVWB229

48 Gallons 68.5'' 27'' 7'' N/A RVWB229
$380.95

48 Gallon RV Water Tank | RVWB306

48 Gallons 45.5'' 24.5'' 11'' N/A RVWB306
$380.95

50 Gallon RV Water Tank | RVWB465

50 Gallons 59.75'' 18.5'' 11.75'' N/A RVWB465
$325.95

50 Gallon RV Water Tank | RVWB416

50 Gallons 50'' 16'' 16'' N/A RVWB416
$280.95

50 Gallon RV Water Tank | RVWB308

50 Gallons 64'' 22'' 9.125'' N/A RVWB308
$381.95

50 Gallon RV Water Tank | RVWB210

50 Gallons 33'' 27'' 14'' N/A RVWB210
$381.95

50 Gallon RV Water Tank | RVWB156

50 Gallons 40'' 20'' 16'' N/A RVWB156
$337.95

52 Gallon RV Water Tank | RVWB315

52 Gallons 30.5'' 24.375'' 17.375'' N/A RVWB315
$337.95