RV & Marine Tanks
RV and Marine Water Storage Tanks
We carry RV water storage tanks and marine water tanks with a variety of holding capacities. Our products range from tanks that can store 10 gallons of water to 95-gallon industrial waste holding tanks.
Our marine and RV water storage tanks come in an array of shapes, sizes, and materials. With such a wide selection, it may be hard to pinpoint the type of storage tank you need. Here are some quick tips for purchasing your next RV water storage or marine water tank:
1. Consider the tank’s purpose.
Think about the purpose you want your tank to serve. For example, is it meant for transporting potable water or containing waste? Your tank’s purpose will determine the type of material and physical structure that you’ll want.
2. Think about the tank’s upkeep and maintenance.
A storage tank is an investment, and you want the product you choose to last as long as possible. In some cases, the holding tank may need cleaning for sanitary purposes—for example, a potable RV water storage tank may need to be cleaned occasionally to ensure that the water remains clear and drinkable.
3. It’s all about location.
At Tank-Mart, we work closely with you to ensure timely delivery of your marine water tank or RV water storage tank. However, before you place an order, you’ll want to think about where you’ll store your new tank, especially if it has a larger holding capacity. Knowing the location you’ll use for your tank will help you plan accordingly and prepare for delivery.
Tank-Mart has certain shipping and delivery policies that depend on the type of tank you order. To ensure that you’re prepared, read our Cancellation and Shipping policy here.
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| Name | Capacity | Length | Width | Height | Diameter | Part # | Price |
|---|---|---|---|---|---|---|---|
69 Gallon RV Holding Tank | RVHB434 |
69 Gallons | 26'' | 26'' | 26'' | N/A | RVHB434 |
$550.95
|
69 Gallon RV Holding Tank | RVHB444 |
69 Gallons | 38'' | 26'' | 18'' | N/A | RVHB444 |
$550.95
|
70 Gallon RV Holding Tank | RVHB296 |
70 Gallons | 34'' | 23'' | 23'' | N/A | RVHB296 |
$550.95
|
65 Gallon RV Water Tank | RVWB324 |
65 Gallons | 37'' | 30'' | 15'' | N/A | RVWB324 |
$550.95
|
44 Gallon Marine Water Tank | MW-485 |
44 Gallons | 53.5'' | 26.75'' | 7.5'' | N/A | MW-485 |
$557.98
|
93 Gallon End Dump RV Holding Tank | H-144 |
93 Gallons | 72.25'' | 24'' | 14.5'' | N/A | H-144 |
$557.98
|
74 Gallon L-Shaped End Dump Holding Tank | H-458 |
74 Gallons | 57.5'' | 19.25'' | 20'' | N/A | H-458 |
$558.98
|
48 Gallon Rectangle Plastic Tank | B491 |
48 Gallons | 39'' | 27.5'' | 11.75'' | N/A | B491 |
$559.95
|
69 Gallon RV Water Tank | RVWB434 |
69 Gallons | 26'' | 26'' | 26'' | N/A | RVWB434 |
$561.95
|
69 Gallon RV Water Tank | RVWB444 |
69 Gallons | 38'' | 26'' | 18'' | N/A | RVWB444 |
$561.95
|
70 Gallon RV Water Tank | RVWB296 |
70 Gallons | 34'' | 23'' | 23'' | N/A | RVWB296 |
$561.95
|
68 Gallon Marine Water Tank | MW-425-OR |
68 Gallons | 47'' | 27'' | 12.75'' | N/A | MW-425-OR |
$563.98
|
38 Gallon Rectangle Plastic Tank | W-227 |
38 Gallons | 71.5'' | 13'' | 10'' | N/A | W-227 |
$564.98
|
38 Gallon Marine Water Tank | MW-227 |
38 Gallons | 71.5'' | 13'' | 10'' | N/A | MW-227 |
$564.98
|
39 Gallon Rectangle Plastic Tank | W-416 |
39 Gallons | 62'' | 22'' | 7'' | N/A | W-416 |
$568.98
|
39 Gallon Marine Water Tank | MW-416 |
39 Gallons | 62'' | 22'' | 7'' | N/A | MW-416 |
$568.98
|
70 Gallon Marine Water Tank | MW-84 |
70 Gallons | 48.5'' | 26'' | 13'' | N/A | MW-84 |
$569.98
|
100 Gallon Marine Water Tank | MW-221 |
100 Gallons | 36'' | 27.5'' | 23.5'' | N/A | MW-221 |
$571.98
|
170 Gallon End Dump RV Holding Tank | H-360 |
170 Gallons | 58'' | 24'' | 30'' | N/A | H-360 |
$571.98
|
70 Gallon Rectangle Plastic Tank | B401 |
70 Gallons | 34'' | 30'' | 18'' | N/A | B401 |
$573.95
|
70 Gallon Marine Water Tank | MWB401 |
70 Gallons | 34'' | 30'' | 18'' | N/A | MWB401 |
$573.95
|
70 Gallon Marine Holding Tank | MHB401 |
70 Gallons | 34'' | 30'' | 18'' | N/A | MHB401 |
$573.95
|
70 Gallon RV Holding Tank | RVHB401 |
70 Gallons | 34'' | 30'' | 18'' | N/A | RVHB401 |
$573.95
|
70 Gallon RV Water Tank | RVWB401 |
70 Gallons | 34'' | 30'' | 18'' | N/A | RVWB401 |
$573.95
|
53 Gallon RV Holding Tank | R-89H |
53 Gallons | 58'' | 27'' | 12'' | N/A | R-89H |
$575.95
|
50 Gallon RV Holding Tank | R-91H |
50 Gallons | 70'' | 25'' | 12'' | N/A | R-91H |
$575.95
|
48 Gallon RV Holding Tank | R-92H |
48 Gallons | 60'' | 25'' | 11'' | N/A | R-92H |
$575.95
|
35 Gallon RV Holding Tank | R-93H |
35 Gallons | 34'' | 24'' | 15'' | N/A | R-93H |
$575.95
|
47 Gallon RV Holding Tank | R-97H |
47 Gallons | 35'' | 39'' | 16'' | N/A | R-97H |
$575.95
|
41 Gallon Rectangle Plastic Tank | W-515 |
41 Gallons | 52'' | 28'' | 9'' | N/A | W-515 |
$575.98
|
41 Gallon Marine Water Tank | MW-515 |
41 Gallons | 52'' | 28'' | 9'' | N/A | MW-515 |
$575.98
|
50 Gallon Marine Water Tank | MW-330-OR |
50 Gallons | 54.75'' | 27'' | 8'' | N/A | MW-330-OR |
$576.98
|
49 Gallon Marine Water Tank | MW-461 |
49 Gallons | 54'' | 28'' | 8'' | N/A | MW-461 |
$582.98
|
32 Gallon Rectangle Plastic Tank | W-373 |
32 Gallons | 64'' | 24'' | 5.25'' | N/A | W-373 |
$584.98
|
32 Gallon Marine Water Tank | MW-373 |
32 Gallons | 64'' | 24'' | 5.25'' | N/A | MW-373 |
$584.98
|
52 Gallon Marine Water Tank | MW-212 |
52 Gallons | 58'' | 24'' | 9'' | N/A | MW-212 |
$584.98
|
56 Gallon Marine Water Tank | MW-4-OR |
56 Gallons | 60'' | 20.5'' | 11'' | N/A | MW-4-OR |
$584.98
|
95 Gallon Marine Water Tank | MW-218 |
95 Gallons | 41'' | 25.25'' | 22'' | N/A | MW-218 |
$584.98
|
66 Gallon Marine Water Tank | MW-334 |
66 Gallons | 42.5'' | 36'' | 10'' | N/A | MW-334 |
$586.98
|
52 Gallon Marine Water Tank | MW-433-OR |
52 Gallons | 59'' | 23.5'' | 9'' | N/A | MW-433-OR |
$587.98
|
-
69 Gallon RV Holding Tank | RVHB434
Ronco Plastics
$550.95Tank Summary Part No. RVHB434 Dimensions 26"L x 26"W x 26" H Weight 42 Capacity (gallons) 69 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$550.95 -
69 Gallon RV Holding Tank | RVHB444
Ronco Plastics
$550.95Tank Summary Part No. RVHB444 Dimensions 38"L x 26"W x 18" H Weight 48 Capacity (gallons) 69 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$550.95 -
70 Gallon RV Holding Tank | RVHB296
Ronco Plastics
$550.95Tank Summary Part No. RVHB296 Dimensions 34"L x 23"W x 23" H Weight 42 Capacity (gallons) 70 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$550.95 -
65 Gallon RV Water Tank | RVWB324
Ronco Plastics
$550.95Tank Summary Part No. RVWB324 Dimensions 37"L x 30"W x 15" H Weight 52 Capacity (gallons) 65 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package All 3 fittings on the end of the tank, 1-1/4” female NPT top center...$550.95 -
44 Gallon Marine Water Tank | MW-485
Custom Roto
$557.98Tank Summary Part No. MW-485 Dimensions 53.5"L x 26.75"W x 7.5"H Weight 52 Capacity (gallons) 44 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$557.98 -
93 Gallon End Dump RV Holding Tank | H-144
Custom Roto
$557.98 - $572.98Tank Summary Part No. H-144 Dimensions 72.25"L X 24"W X 14.5"D Weight 70 Capacity (gallons) 93 Fitting Drawing CLICK HERE Tank Options Uniseal Information A 3” Uniseal is a rubber grommet. (compression fitting) 3”...$557.98 - $572.98 -
74 Gallon L-Shaped End Dump Holding Tank | H-458
Custom Roto
$558.98Tank Summary Part No. H-458 Dimensions 57 1/2"L x 19 1/4"W x 20"Deep Weight 39 Capacity (gallons) 74 Fitting Drawing CLICK HERE Tank Options Uniseal Information A 3” Uniseal is a rubber grommet. (compression fitting) ...$558.98 -
48 Gallon Rectangle Plastic Tank | B491
Ronco Plastics
$559.95Tank Summary Part No. B491 Dimensions 39"L x 27.5"W x 11.75"H Weight 35 Capacity (gallons) 48 Fitting Drawing CLICK HERE Tank Options Tank Option Build a Tank Option – For an additional fee, fittings can be installed per your...$559.95 -
69 Gallon RV Water Tank | RVWB434
Ronco Plastics
$561.95Tank Summary Part No. RVWB434 Dimensions 26"L x 26"W x 26" H Weight 42 Capacity (gallons) 69 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package All 3 fittings on the end of the tank, 1-1/4” female NPT top center...$561.95 -
69 Gallon RV Water Tank | RVWB444
Ronco Plastics
$561.95Tank Summary Part No. RVWB444 Dimensions 38"L x 26"W x 18" H Weight 48 Capacity (gallons) 69 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package All 3 fittings on the end of the tank, 1-1/4” female NPT top center...$561.95 -
70 Gallon RV Water Tank | RVWB296
Ronco Plastics
$561.95Tank Summary Part No. RVWB296 Dimensions 34"L x 23"W x 23" H Weight 42 Capacity (gallons) 70 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package All 3 fittings on the end of the tank, 1-1/4” female NPT top center...$561.95 -
68 Gallon Marine Water Tank | MW-425-OR
Custom Roto
$563.98Tank Summary Part No. MW-425-OR Dimensions 47"L x 27"W x 12.75"H Weight 57 Capacity (gallons) 68 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$563.98 -
38 Gallon Rectangle Plastic Tank | W-227
Custom Roto
$564.98Tank Summary Part No. W-227 Dimensions 71 1/2"L x 13"W x 10"H Weight 46 Capacity (gallons) 38 Fitting Drawing CLICK HERE Tank Options Tank Option Build a Tank Option – For an additional fee, fittings can be installed per your...$564.98 -
38 Gallon Marine Water Tank | MW-227
Custom Roto
$564.98Tank Summary Part No. MW-227 Dimensions 71.5"L x 13"W x 10"H Weight 46 Capacity (gallons) 38 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$564.98 -
39 Gallon Rectangle Plastic Tank | W-416
Custom Roto
$568.98Tank Summary Part No. W-416 Dimensions 62"L x 22"W x 7"H Weight 50 Capacity (gallons) 39 Fitting Drawing CLICK HERE Tank Options Tank Option Build a Tank Option – For an additional fee, fittings can be installed per your...$568.98 -
39 Gallon Marine Water Tank | MW-416
Custom Roto
$568.98Tank Summary Part No. MW-416 Dimensions 62"L x 22"W x 7"H Weight 50 Capacity (gallons) 39 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$568.98 -
70 Gallon Marine Water Tank | MW-84
Custom Roto
$569.98Tank Summary Part No. MW-84 Dimensions 48.5"L x 26"W x 13"H Weight 57 Capacity (gallons) 70 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$569.98 -
100 Gallon Marine Water Tank | MW-221
Custom Roto
$571.98Tank Summary Part No. MW-221 Dimensions 36"L x 27.5"W x 23.5"H Weight 64 Capacity (gallons) 100 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$571.98 -
170 Gallon End Dump RV Holding Tank | H-360
Custom Roto
$571.98 - $586.98Tank Summary Part No. H-360 Dimensions 58"L X 24"W X 30"D Weight 90 Capacity (gallons) 170 Fitting Drawing CLICK HERE Tank Options Uniseal Information A 3” Uniseal is a rubber grommet. (compression fitting) 3”...$571.98 - $586.98 -
70 Gallon Rectangle Plastic Tank | B401
Ronco Plastics
$573.95Tank Summary Part No. B401 Dimensions 34"L x 30"W x 18" H Weight 48 Capacity (gallons) 70 Fitting Drawing CLICK HERE Tank Options Tank Option Build a Tank Option – For an additional fee, fittings can be installed per your...$573.95 -
70 Gallon Marine Water Tank | MWB401
Ronco Plastics
$573.95Tank Summary Part No. MWB401 Dimensions 34"L x 30"W x 18" H Weight 48 Capacity (gallons) 70 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$573.95 -
70 Gallon Marine Holding Tank | MHB401
Ronco Plastics
$573.95Tank Summary Part No. MHB401 Dimensions 34"L x 30"W x 18"H Weight 48 Capacity (gallons) 70 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package 1-1/2” Female NPT Top Center Inlet, 1-1/2” Female NPT Bottom...$573.95 -
70 Gallon RV Holding Tank | RVHB401
Ronco Plastics
$573.95Tank Summary Part No. RVHB401 Dimensions 34"L x 30"W x 18" H Weight 48 Capacity (gallons) 70 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$573.95 -
70 Gallon RV Water Tank | RVWB401
Ronco Plastics
$573.95Tank Summary Part No. RVWB401 Dimensions 34"L x 30"W x 18" H Weight 48 Capacity (gallons) 70 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package All 3 fittings on the end of the tank, 1-1/4” female NPT top center...$573.95 -
53 Gallon RV Holding Tank | R-89H
Ronco Plastics
$575.95 - $590.95Tank Summary Part No. R-89H Dimensions 58"L x 27"W x 12"H Weight 70 Capacity (gallons) 53 Fitting Drawing CLICK HERE Tank Options Uniseal Information A 3” Uniseal is a rubber grommet. (compression fitting) 3”...$575.95 - $590.95 -
50 Gallon RV Holding Tank | R-91H
Ronco Plastics
$575.95 - $590.95Tank Summary Part No. R-91H Dimensions 70"L x 25"W x 12"H Weight 70 Capacity (gallons) 50 Fitting Drawing CLICK HERE Tank Options Uniseal Information A 3” Uniseal is a rubber grommet. (compression fitting) 3”...$575.95 - $590.95 -
48 Gallon RV Holding Tank | R-92H
Ronco Plastics
$575.95 - $590.95Tank Summary Part No. R-92H Dimensions 60"L x 25"W x 11"H Weight 70 Capacity (gallons) 48 Fitting Drawing CLICK HERE Tank Options Uniseal Information A 3” Uniseal is a rubber grommet. (compression fitting) 3”...$575.95 - $590.95 -
35 Gallon RV Holding Tank | R-93H
Ronco Plastics
$575.95 - $590.95Tank Summary Part No. R-93H Dimensions 34"L x 24"W x 15"H Weight 70 Capacity (gallons) 35 Fitting Drawing CLICK HERE Tank Options Uniseal Information A 3” Uniseal is a rubber grommet. (compression fitting) 3”...$575.95 - $590.95 -
47 Gallon RV Holding Tank | R-97H
Ronco Plastics
$575.95 - $590.95Tank Summary Part No. R-97H Dimensions 35"L x 39"W x 16"H Weight 30 Capacity (gallons) 47 Fitting Drawing CLICK HERE Tank Options Uniseal Information A 3” Uniseal is a rubber grommet. (compression fitting) 3”...$575.95 - $590.95 -
41 Gallon Rectangle Plastic Tank | W-515
Custom Roto
$575.98Tank Summary Part No. W-515 Dimensions 52"L x 28"W x 9"H Weight 56 Capacity (gallons) 41 Fitting Drawing CLICK HERE Tank Options Tank Option Build a Tank Option – For an additional fee, fittings can be installed per your...$575.98 -
41 Gallon Marine Water Tank | MW-515
Custom Roto
$575.98Tank Summary Part No. MW-515 Dimensions 52"L x 28"W x 9"H Weight 56 Capacity (gallons) 41 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$575.98 -
50 Gallon Marine Water Tank | MW-330-OR
Custom Roto
$576.98Tank Summary Part No. MW-330-OR Dimensions 54.75"L x 27"W x 8"H Weight 55 Capacity (gallons) 50 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$576.98 -
49 Gallon Marine Water Tank | MW-461
Custom Roto
$582.98Tank Summary Part No. MW-461 Dimensions 54"L x 28"W x 8"H Weight 56 Capacity (gallons) 49 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$582.98 -
32 Gallon Rectangle Plastic Tank | W-373
Custom Roto
$584.98Tank Summary Part No. W-373 Dimensions 64"L x 24"W x 5 1/4"H Weight 51 Capacity (gallons) 32 Fitting Drawing CLICK HERE Tank Options Tank Option Build a Tank Option – For an additional fee, fittings can be installed per your...$584.98 -
32 Gallon Marine Water Tank | MW-373
Custom Roto
$584.98Tank Summary Part No. MW-373 Dimensions 64"L x 24"W x 5.25"H Weight 51 Capacity (gallons) 32 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$584.98 -
52 Gallon Marine Water Tank | MW-212
Custom Roto
$584.98Tank Summary Part No. MW-212 Dimensions 58"L x 24"W x 9"H Weight 55 Capacity (gallons) 52 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$584.98 -
56 Gallon Marine Water Tank | MW-4-OR
Custom Roto
$584.98Tank Summary Part No. MW-4-OR Dimensions 60"L x 20.5"W x 11"H Weight 54 Capacity (gallons) 56 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$584.98 -
95 Gallon Marine Water Tank | MW-218
Custom Roto
$584.98Tank Summary Part No. MW-218 Dimensions 41"L x 25.25"W x 22"H Weight 64 Capacity (gallons) 95 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$584.98 -
66 Gallon Marine Water Tank | MW-334
Custom Roto
$586.98Tank Summary Part No. MW-334 Dimensions 42.5"L x 36"W x 10"H Weight 59 Capacity (gallons) 66 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$586.98 -
52 Gallon Marine Water Tank | MW-433-OR
Custom Roto
$587.98Tank Summary Part No. MW-433-OR Dimensions 59"L x 23.5"W x 9"H Weight 55 Capacity (gallons) 52 Fitting Drawing CLICK HERE Tank Options Standard Fitting Package Standard Fitting Package: 1-1/2” Female NPT Top Center Inlet,...$587.98
