RV Holding Tanks

RV Holding Tanks are designed for potable black and grey water holding for motorhomes, trailers, campers, food trucks, tiny houses and more. All of our RV Holding Tanks are rotationally molded in the USA and are resistant to dents, chips, and cracks. 


Our RV black water and grey water holding 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

36 Gallon RV Holding Tank | RVHB383

36 Gallons 32'' 32'' 9.25'' N/A RVHB383
$381.95

36 Gallon RV Holding Tank | RVHB254

36 Gallons 28.375'' 17.875'' 17.75'' N/A RVHB254
$348.95

36 Gallon RV Holding Tank | RVHB158

36 Gallons 30.5'' 21.5'' 13.75'' N/A RVHB158
$348.95

37 Gallon RV Holding Tank | R-73H

37 Gallons 74'' 20'' 7'' N/A R-73H
$358.95

37 Gallon RV Holding Tank | R-66H

20 Gallons 65'' 20'' 9'' N/A R-66H
$448.95

38 Gallon RV Holding Tank | RVH53W

38 Gallons 70'' 16'' 8'' N/A RVH53W
$337.95

38 Gallon RV Holding Tank | RVHB346

38 Gallons 37'' 28'' 9'' N/A RVHB346
$381.95

39 Gallon RV Holding Tank | R-55H

39 Gallons 46'' 24'' 10'' N/A R-55H
$358.95

40 Gallon RV Holding Tank | R-103H

40 Gallons 82'' 25'' 10'' N/A R-103H
$492.95

40 Gallon RV Holding Tank | R-84H

40 Gallons 34'' 24'' 16'' N/A R-84H
$467.95

40 Gallon RV Holding Tank | R-71H

40 Gallons 56'' 20'' 11'' N/A R-71H
$358.95

40 Gallon RV Holding Tank | R-6H

27 Gallons 38'' 27'' 9'' N/A R-6H
$347.95

40 Gallon RV Holding Tank | R-5H

40 Gallons 57'' 19'' 13'' N/A R-5H
$380.95

40 Gallon RV Holding Tank | RVHB432

40 Gallons 28'' 23'' 16'' N/A RVHB432
$257.95

40 Gallon RV Holding Tank | RVH17W

40 Gallons 40.5'' 24'' 10'' N/A RVH17W
$314.95

40 Gallon RV Holding Tank | RVH10W

40 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH10W
$337.95

40 Gallon RV Holding Tank | RVHB309

40 Gallons 39'' 18'' 14'' N/A RVHB309
$381.95

40 Gallon RV Holding Tank | RVHB305

40 Gallons 54'' 20'' 9'' N/A RVHB305
$381.95

40 Gallon RV Holding Tank | RVHB256

40 Gallons 29.875'' 20.875'' 16.625'' N/A RVHB256
$381.95

40 Gallon RV Holding Tank | RVHB252

40 Gallons 26.5'' 21.25'' 18'' N/A RVHB252
$381.95

40 Gallon RV Holding Tank | RVHB222

40 Gallons 42'' 26.75'' 9.5'' N/A RVHB222
$381.95

40 Gallon RV Holding Tank | RVHB221

40 Gallons 23.5'' 23'' 18'' N/A RVHB221
$381.95

42 Gallon RV Holding Tank | R-106H

42 Gallons 36'' 20'' 17'' N/A R-106H
$302.95

42 Gallon RV Holding Tank | R-74H

42 Gallons 39'' 17'' 16'' N/A R-74H
$324.95

42 Gallon RV Holding Tank | R-61H

48 Gallons 45'' 25'' 12'' N/A R-61H
$448.95

42 Gallon RV Holding Tank | R-21H

42 Gallons 40'' 25'' 13'' N/A R-21H
$392.95

42 Gallon RV Holding Tank | RVHB443

42 Gallons 24'' 24'' 19'' N/A RVHB443
$381.95

42 Gallon RV Holding Tank | RVHB380

42 Gallons 40'' 26.75'' 10'' N/A RVHB380
$381.95

42 Gallon RV Holding Tank | RVHB237

42 Gallons 36'' 25'' 12'' N/A RVHB237
$381.95

43 Gallon RV Holding Tank | RVH19W

43 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH19W
$461.95

43 Gallon RV Holding Tank | RVH12W

43 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH12W
$461.95

44 Gallon RV Holding Tank | R-96H

44 Gallons 40'' 20'' 15'' N/A R-96H
$305.95

45 Gallon RV Holding Tank | R-105H

45 Gallons 58'' 28'' 8'' N/A R-105H
$347.95

45 Gallon RV Holding Tank | R-87H

45 Gallons 46'' 34'' 12'' N/A R-87H
$503.95

45 Gallon RV Holding Tank | R-83H

60 Gallons 58'' 20'' 15'' N/A R-83H
$467.95

45 Gallon RV Holding Tank | R-75H

45 Gallons 43'' 22'' 13'' N/A R-75H
$347.95

45 Gallon RV Holding Tank | RVH58W

45 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH58W
$539.95

45 Gallon RV Holding Tank | RVH51W

45 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH51W
$617.95

45 Gallon RV Holding Tank | RVH47W

45 Gallons 36'' 23'' 13'' N/A RVH47W
$359.95

45 Gallon RV Holding Tank | RVH46W

45 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH46W
$539.95

45 Gallon RV Holding Tank | RVH5W

45 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH5W
$348.95

45 Gallon RV Holding Tank | RVHB386

45 Gallons 36'' 33'' 10'' N/A RVHB386
$415.95

45 Gallon RV Holding Tank | RVHB379

45 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVHB379
$517.95

45 Gallon RV Holding Tank | RVHB376

45 Gallons 38'' 22'' 14'' N/A RVHB376
$437.95

45 Gallon RV Holding Tank | RVHB370

45 Gallons 47.5'' 17.375'' 14.25'' N/A RVHB370
$415.95

45 Gallon RV Holding Tank | RVHB318

45 Gallons 40'' 19'' 15.625'' N/A RVHB318
$415.95

45 Gallon RV Holding Tank | RVHB310

45 Gallons 78'' 18'' 8.5'' N/A RVHB310
$415.95

45 Gallon RV Holding Tank | RVHB216

45 Gallons 78'' 16'' 12.75'' N/A RVHB216
$527.95

46 Gallon RV Holding Tank | RVHB544

46 Gallons 36'' 22'' 14'' N/A RVHB544
$414.95

46 Gallon RV Holding Tank | RVH33W

46 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH33W
$314.95

46 Gallon RV Holding Tank | RVH22W

46 Gallons 36'' 22'' 14'' N/A RVH22W
$415.95

47 Gallon RV Holding Tank | R-97H

47 Gallons 35'' 39'' 16'' N/A R-97H
$575.95

47 Gallon RV Holding Tank | RVHB507

47 Gallons 33.25'' 24.5'' 15'' N/A RVHB507
$279.95

48 Gallon RV Holding Tank | R-92H

48 Gallons 60'' 25'' 11'' N/A R-92H
$575.95

48 Gallon RV Holding Tank | R-60H

48 Gallons 48'' 28'' 13'' N/A R-60H
$380.95

48 Gallon RV Holding Tank | RVHB491

48 Gallons 39'' 27.5'' 11.75'' N/A RVHB491
$380.95

48 Gallon RV Holding Tank | RVHB229

48 Gallons 68.5'' 27'' 7'' N/A RVHB229
$470.95

48 Gallon RV Holding Tank | RVHB306

48 Gallons 45.5'' 24.5'' 11'' N/A RVHB306
$380.95

48 Gallon RV Holding Tank | RVH9W

48 Gallons 48'' 20'' 12'' N/A RVH9W
$449.95

50 Gallon RV Holding Tank | R-91H

50 Gallons 70'' 25'' 12'' N/A R-91H
$575.95