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

19 Gallon RV Holding Tank | RVH73W

19 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH73W
$202.95

19 Gallon RV Holding Tank | RVH27W

19 Gallons 32'' 12'' 12'' N/A RVH27W
$258.95

19 Gallon RV Holding Tank | RVH20W

19 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH20W
$224.95

19 Gallon RV Holding Tank | RVHB549

19 Gallons 27'' 15.25'' 12'' N/A RVHB549
$254.95

19 Gallon RV Holding Tank | RVHB480

19 Gallons 29'' 23'' 8'' N/A RVHB480
$303.95

20 Gallon RV Holding Tank | R-102H

20 Gallons 46'' 10.25'' 13'' N/A R-102H
$189.95

20 Gallon RV Holding Tank | R-77H

20 Gallons 50'' 14'' 11'' N/A R-77H
$324.95

20 Gallon RV Holding Tank | R-65H

20 Gallons 26'' 20'' 12'' N/A R-65H
$268.95

20 Gallon RV Holding Tank | R-13H

20 Gallons 35'' 23'' 13'' N/A R-13H
$268.95

20 Gallon RV Holding Tank | R-1H

20 Gallons 28'' 23'' 11'' N/A R-1H
$257.95

20 Gallon RV Holding Tank | R-24H

20 Gallons 40.5'' 30'' 5'' N/A R-24H
$268.95

20 Gallon RV Holding Tank | 1H

20 Gallons 27.75'' 23'' 11'' N/A 1H
$257.95

20 Gallon RV Holding Tank | R-43H

20 Gallons 81'' 11'' 7.75'' N/A R-43H
$291.95

20 Gallon RV Holding Tank | RVH72W

20 Gallons 35'' 19'' 7.75'' N/A RVH72W
$202.95

20 Gallon RV Holding Tank | RVH57W

20 Gallons 32'' 16.5'' 10'' N/A RVH57W
$202.95

20 Gallon RV Holding Tank | RVH39W

20 Gallons 35'' 13'' 11'' N/A RVH39W
$224.95

20 Gallon RV Holding Tank | RVH30W

20 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH30W
$202.95

20 Gallon RV Holding Tank | RVHB556

20 Gallons 26'' 25'' 8'' N/A RVHB556
$303.95

20 Gallon RV Holding Tank | RVHB234

20 Gallons 33.25'' 17.125'' 8.75'' N/A RVHB234
$246.95

20 Gallon RV Holding Tank | RVHB257

20 Gallons 18.5'' 18'' 16'' N/A RVHB257
$246.95

20 Gallon RV Holding Tank | RVHB233

20 Gallons 21'' 21'' 11.25'' N/A RVHB233
$246.95

20 Gallon RV Holding Tank | RVHB231

20 Gallons 28.25'' 14.5'' 11.5'' N/A RVHB231
$246.95

20 Gallon RV Holding Tank | RVHB227

20 Gallons 20.75'' 17.75'' 13.75'' N/A RVHB227
$246.95

20 Gallon RV Holding Tank | RVHB213

20 Gallons 28'' 16.125'' 12.25'' N/A RVHB213
$269.95

20 Gallon RV Holding Tank | RVHB200

20 Gallons 24'' 17'' 12'' N/A RVHB200
$246.95

20 Gallon RV Holding Tank | RVHB181

20 Gallons 30'' 18'' 10.5'' N/A RVHB181
$246.95

20 Gallon RV Holding Tank | RVHB164

20 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVHB164
$303.95

20 Gallon RV Holding Tank | RVHB146

20 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVHB146
$292.95

20 Gallon RV Holding Tank | RVHB137

20 Gallons 29.5'' 13.25'' 14'' N/A RVHB137
$269.95

21 Gallon RV Holding Tank | R-78H

21 Gallons 80'' 20'' 5'' N/A R-78H
$358.95

21 Gallon RV Holding Tank | R-56H

21 Gallons 22'' 22'' 12'' N/A R-56H
$268.95

21 Gallon RV Holding Tank | RVHB355

21 Gallons 53.5'' 16.75'' 6'' N/A RVHB355
$303.95

21 Gallon RV Holding Tank | RVHB281

21 Gallons 19.875'' 16.875'' 16.375'' N/A RVHB281
$292.95

22 Gallon RV Holding Tank | R-99H

22 Gallons 56'' 34'' 9'' N/A R-99H
$395.95

22 Gallon RV Holding Tank | R-8H

22 Gallons 36'' 24'' 9.5'' N/A R-8H
$305.95

22 Gallon RV Holding Tank | R-53H

22 Gallons 30'' 22'' 13.5'' N/A R-53H
$349.95

22 Gallon RV Holding Tank | R-10H

22 Gallons 34'' 22'' 12'' N/A R-10H
$369.95

22 Gallon RV Holding Tank | R-30H

22 Gallons 36'' 22.25'' 8'' N/A R-30H
$302.95

22 Gallon RV Holding Tank | R-28H

22 Gallons 53'' 11.25'' 12.125'' N/A R-28H
$291.95

22 Gallon RV Holding Tank | RVHB430

22 Gallons 45.5'' 11.5'' 11.5'' N/A RVHB430
$246.95

22 Gallon RV Holding Tank | RVHB276

22 Gallons 23'' 16.875'' 14.75'' N/A RVHB276
$246.95

22 Gallon RV Holding Tank | RVHB128

22 Gallons 34'' 12'' 12'' N/A RVHB128
$246.95

22 Gallon RV Holding Tank | R-33H

22 Gallons 83'' 13.5'' 10'' N/A R-33H
$291.95

23 Gallon RV Holding Tank | RVHB450

23 Gallons 44.5'' 12.5'' 11.5'' N/A RVHB450
$269.95

23 Gallon RV Holding Tank | RVHB378

23 Gallons 40'' 18'' 8'' N/A RVHB378
$269.95

24 Gallon RV Holding Tank | R-67H

24 Gallons 36'' 25'' 11'' N/A R-67H
$358.95

24 Gallon RV Holding Tank | RVHB562

24 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVHB562
$427.95

24 Gallon RV Holding Tank | RVHB542

24 Gallons 21.25'' 21.25'' 13.5'' N/A RVHB542
$325.95

24 Gallon RV Holding Tank | RVHB446

24 Gallons 44'' 26'' 6'' N/A RVHB446
$269.95

25 Gallon RV Holding Tank | R-98H

25 Gallons 55'' 34'' 7'' N/A R-98H
$467.95

25 Gallon RV Holding Tank | R-95H

25 Gallons 32'' 27'' 9'' N/A R-95H
$341.95

25 Gallon RV Holding Tan | R-45H

25 Gallons 74'' 15'' 9'' N/A R-45H
$302.95

25 Gallon RV Holding Tank | R-31H

25 Gallons 37'' 27'' 10'' N/A R-31H
$324.95

25 Gallon RV Holding Tank | R-25H

25 Gallons 42'' 19'' 13'' N/A R-25H
$291.95

25 Gallon RV Holding Tank | R-17H

25 Gallons 50'' 20'' 9'' N/A R-17H
$268.95

25 Gallon RV Holding Tank | R-11H

25 Gallons 37'' 21'' 12'' N/A R-11H
$324.95

25 Gallon RV Holding Tank | RVH49W

25 Gallons Request Drawing Odd Shape Call 800 211-7998 N/A RVH49W
$224.95

25 Gallon RV Holding Tank | RVHB546

25 Gallons 62'' 14'' 7.5'' N/A RVHB546
$348.95

25 Gallon RV Holding Tank | RVHB425

25 Gallons 36'' 32'' 6'' N/A RVHB425
$291.95

25 Gallon RV Holding Tank | RVHB408

25 Gallons 32'' 22'' 10'' N/A RVHB408
$292.95