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RV Holding Tanks


Rv Holding Tanks

Plastic RV holding tanks are great replacement RV tanks that have a variety of usages and applications.
  • RV Waste Holding Tanks
  • RV Septic Tanks
  • RV Black Water Holding Tanks
  • RV Grey Water Holding Tanks
These all purpose RV holding tanks are manufactured from Food & Drug Administration approved polyethylene resin and come with a premolded outlet. We also install any additional fittings per your specifications.

RV Holding Tank walls vary in thickness from 1/4" to 3/8". Plastic-Mart.com is proud to be your RV holding tank supplier. These tanks are a compatible solution to replace your older ABS plastic tanks.

We offer 100's of different sized replacement holding tanks for your RV, Pop-up Camper, Motorhome or Travel Trailer.

Rectangular Tank Fitting Drawing Instructions

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Name Capacity Dimensions Part Price
3 Gallon Water / Holding Tank
Ships In 48 Hours
3 Gallons 14" L x 11" W x 6.5" H 85-1859WH $61.00
6 Gallon Water / Holding Tank
Ships In 48 Hours
6 Gallons 16" L x 12" W x 8" H 85-1531WH $104.00
7 Gallon Rv Holding Tank 7 Gallons 30" L x 9"W x 11"H R-9H $134.00
7 Gallon Rv Holding Tank 7 Gallons 19"L x 11"W x 11"H R-19H $134.00
9 Gallon Rv Holding Tank 9 Gallons 30"L x 20"W x 8"H R-35H $252.00
9 Gallon Rv Holding Tank
Ships In 48 Hours
9 Gallons 30"L x 13"W x 8"H R-36H $151.00
9 Gallon Water / Holding Tank
Ships In 48 Hours
9 Gallons 17" L x 14" W x 10" H 85-1667WH $94.00
10 Gallon Rv Holding Tank 10 Gallons 36"L x 13"W x 6"H R-34H $168.00
10 Gallon Rv Holding Tank 10 Gallons 28"L x 15"W x 11"H R-59H $235.00
10 Gallon Rv Holding Tank 10 Gallons 28"L x 15"W x 11"H R-100H $235.00
10 Gallon Water / Waste Holding Tank 10 Gallons 17"L x 14"W x 10"H TRI-WH-2010 $211.00
11 Gallon Rv Holding Tank 11 Gallons 13"L x 24"W x 12"H R-49H $185.00
11 Gallon Rv Holding Tank 11 Gallons 41"L x 13"W x 7"H R-76H $240.00
12 Gallon Rv Holding Tank 12 Gallons 28"L x 21"W x 10"H R-41H $218.00
12 Gallon Rv Holding Tank 12 Gallons 81"L x 14"W x 7"H R-44H $269.00
13 Gallon Rv Holding Tank 13 Gallons 29"L x 17"W x 11"H R-26H $201.00
13 Gallon Rv Holding Tank 13 Gallons 30"L x 52"W x 5"H R-46H $369.00
13 Gallon Water / Holding Tank 13 Gallons 24" L x 10" W x 14" H 85-1626WH $157.00
14 Gallon Rv Holding Tank 14 Gallons 33"L x 16"W x 8"H R-40H $185.00
14 Gallon Water / Waste Holding Tank 14 Gallons 24"L x 14"W x 10"H TRI-WH-2014 $234.00
14 Gallon Water / Waste Holding Tank 14 Gallons 20"L x 14"W x 11.75"H TRI-WH-2014-1 $234.00
15 Gallon Rv Holding Tank 15 Gallons 33"L x 18"W x 8"H R-18H $222.00
15 Gallon Rv Holding Tank 15 Gallons 92"L x 7"W x 16"H R-42H $319.00
15 Gallon Rv Holding Tank 15 Gallons 30"L x 30"W x 5"H R-70H $302.00
15 Gallon Rv Holding Tank 15 Gallons 40"L x 14"W x 8"H R-104H $269.00
15 Gallon Water / Holding Tank
Ships In 48 Hours
15 Gallons 25" L x 11" W x 15" H 94-1627WH $103.00
15 Gallon Water / Waste Holding Tank
Ships In 48 Hours
15 Gallons 19"L x 18"W x 9.75"H TRI-WH-2015 $234.00
16 Gallon Rv Holding Tank 16 Gallons 36"L x 17"W x 10"H R-7H $235.00
16 Gallon Rv Holding Tank 16 Gallons 22"L x 36"W x 10"H R-29H $285.00
16 Gallon Rv Holding Tank 16 Gallons 63"L x 10"W x 8"H R-57H $252.00
16 Gallon Rv Holding Tank 16 Gallons 63"L x 10"W x 8"H R-58H $252.00
17 Gallon Rv Holding Tank 17 Gallons 39"L x 21"W x 13"H R-2H $285.00
17 Gallon Rv Holding Tank 17 Gallons 54"L x 15"W x 9"H R-94H $269.00
18 Gallon Rv Holding Tank 18 Gallons 22"L x 23"W x 13"H R-12H $235.00
18 Gallon Rv Holding Tank 18 Gallons 30"L x 24"W x 9"H R-69H $285.00
19 Gallon Rv Holding Tank 19 Gallons 35"L x 23"W x 13"H R-16H $269.00
20 Gallon Rv Holding Tank 20 Gallons 28"L x 23"W x 11"H R-1H $252.00
20 Gallon Rv Holding Tank 20 Gallons 35"L x 23"W x 13"H R-13H $269.00
20 Gallon Rv Holding Tank 20 Gallons 41"L x 30"W x 5"H R-24H $269.00
20 Gallon Rv Holding Tank 20 Gallons 81"L x 11"W x 8"H R-43H $285.00
20 Gallon Rv Holding Tank 20 Gallons 26"L x 20"W x 12"H R-65H $269.00
20 Gallon Rv Holding Tank 20 Gallons 50"L x 14"W x 11"H R-77H $319.00
20 Gallon Rv Holding Tank
Ships In 48 Hours
20 Gallons 46"L x 10"W x 13"H R-102H $185.00
20 Gallon Water / Holding Tank
Ships In 48 Hours
20 Gallons 30" L x 16" W x 10" H 85-1666WH $133.00
20 Gallon Water / Waste Holding Tank 20 Gallons 24"L x 16"W x 12"H TRI-WH-2020 $299.00
20 Gallon Water / Waste Holding Tank 20 Gallons 21"L x 17"W x 14"H TRI-WH-2020-1 $298.00
20 Gallon Water / Waste Holding Tank 20 Gallons 28.25"L x 14.25"W x 11.5"H TRI-WH-2020-2 $299.00
21 Gallon Rv Holding Tank 21 Gallons 22"L x 22"W x 12"H R-56H $269.00
21 Gallon Rv Holding Tank 21 Gallons 80"L x 20"W x 5"H R-78H $353.00
22 Gallon Rv Holding Tank 22 Gallons 36"L x 24"W x 10"H R-8H $285.00
22 Gallon Rv Holding Tank 22 Gallons 34"L x 22"W x 12"H R-10H $302.00
22 Gallon Rv Holding Tank 22 Gallons 53"L x 12"W x 13"H R-28H $285.00
22 Gallon Rv Holding Tank 22 Gallons 36"L x 23"W x 8"H R-30H $302.00
22 Gallon Rv Holding Tank 22 Gallons 30"L x 22"W x 14"H R-53H $285.00
22 Gallon Rv Holding Tank 22 Gallons 56"H x 34"W x 9"H R-99H $369.00
22 Gallon Rv Holding Tank 22 Gallons 83"L x 14"W x 7"H R-33H $285.00
24 Gallon Rv Holding Tank 24 Gallons 36"L x 25"W x 11"H R-67H $353.00
25 Gallon Rv Holding Tank 25 Gallons 37"L x 21"W x 12"H R-11H $319.00
25 Gallon Rv Holding Tank 25 Gallons 50"L x 20"W x 9"H R-17H $269.00
25 Gallon Rv Holding Tank 25 Gallons 42"L x 19"W x 13"H R-25H $285.00
25 Gallon Rv Holding Tank 25 Gallons 37"L x 27"W x 10"H R-31H $319.00
25 Gallon Rv Holding Tank 25 Gallons 74"L x 15"W x 9"H R-45H $302.00
25 Gallon Rv Holding Tank 25 Gallons 32"L x 27" W x 9"H R-95H $319.00
25 Gallon Rv Holding Tank 25 Gallons 55"L x 34"W x 7"H R-98H $437.00
25 Gallon Water / Holding Tank
Ships In 48 Hours
25 Gallons 37" L x 17.5" W x 10" H 85-1532WH $158.00
25 Gallon Water / Waste Holding Tank 25 Gallons 28.25"L x 16"W x 13"H TRI-WH-2025 $300.00
25 Gallon Water / Waste Holding Tank 25 Gallons 60"L x 11"W x 9"H TRI-WH-2025-2 $373.00
26 Gallon Rv Holding Tank 26 Gallons 41"L x 25"W x 9"H R-14H $319.00
26 Gallon Rv Holding Tank 26 Gallons 28"L x 22"W x 12"H R-54H $252.00
26 Gallon Rv Holding Tank 26 Gallons 25"L x 25"W x 12"H R-62H $269.00
27 Gallon Rv Holding Tank 27 Gallons 38"L x 27"W x 9"H R-6H $336.00
27 Gallon Rv Holding Tank 27 Gallons 43"L x 22"W x 12"H R-47H $319.00
27 Gallon Rv Holding Tank 27 Gallons 30"L x 22"W x 13"H R-64H $285.00
27 Gallon Rv Holding Tank 27 Gallons 38"L x 18"W x 12"H R-72H $285.00
28 Gallon Rv Holding Tank 28 Gallons 53"L x 24"W x 9"H R-23H $319.00
29 Gallon Rv Holding Tank 29 Gallons 29"L x 25"W x 13"H R-27H $285.00
30 Gallon Rv Holding Tank 30 Gallons 39"L x 25"W x 12"H R-22H $336.00
30 Gallon Rv Holding Tank 30 Gallons 46"L x 22"W x 9"H R-39H $336.00
30 Gallon Water / Waste Holding Tank
Ships In 48 Hours
30 Gallons 50"L x 20"W x 7"H TRI-WH-2030 $373.00
30 Gallon Water / Waste Holding Tank 30 Gallons 42"L x 26"W x 7"H TRI-WH-2030-3 $373.00
30 Gallon Water / Waste Holding Tank 30 Gallons 46"L x 13"W x 12"H TRI-WH-2030-4 $373.00
30 Gallon Water / Waste Holding Tank 30 Gallons 36.188"L x 14.938"W x 14.5"H TRI-WH-2030-5 $373.00
31 Gallon Water / Waste Holding Tank 31 Gallons 30"L x 20"W x 12"H TRI-WH-2031 $372.00
31 Gallon Water / Waste Holding Tank 31 Gallons 33"L x 20"W x 11.5"H TRI-WH-2031-1 $373.00
32 Gallon Rv Holding Tank 32 Gallons 36"L x 27"W x 13"H R-38H $353.00
33 Gallon Rv Holding Tank 33 Gallons 36"L x 27"W x 13"H R-15H $353.00
33 Gallon Rv Holding Tank 33 Gallons 46"L x 16"W x 13"H R-52H $302.00
33 Gallon Rv Holding Tank 33 Gallons 56"L x 44"W x 8"H R-68H $437.00
33 Gallon Rv Holding Tank 33 Gallons 36"L x 27"W x 13"H R-79H $353.00
34 Gallon Rv Holding Tank 34 Gallons 63"L x 21"W x 9"H R-20H $353.00
34 Gallon Water / Waste Holding Tank 34 Gallons 23"L x 20"W x 17"H TRI-WH-2034 $380.00
35 Gallon Rv Holding Tank 35 Gallons 64"L x 32"W x 8"H R-3H $504.00
35 Gallon Rv Holding Tank 35 Gallons 54"L x 25"W x 8"H R-4H $353.00
35 Gallon Rv Holding Tank 35 Gallons 42"L x 24"W x 12"H R-90H $537.00
35 Gallon Rv Holding Tank 35 Gallons 34"L x 24"W x 15"H R-93H $537.00
35 Gallon Rv Holding Tank 35 Gallons 62"L x 31"W x 6"H R-101H $285.00
35 Gallon Water / Holding Tank
Ships In 48 Hours
35 Gallons 36" L x 15.5" W x 16" H 85-1525WH $172.00
35 Gallon Water / Waste Holding Tank 35 Gallons 48.75"L x 23"W x 8.5"H TRI-WH-2035-1 $380.00
36 Gallon Rv Holding Tank 36 Gallons 35"L x 28"W x 16"H R-37H $369.00
36 Gallon Rv Holding Tank 36 Gallons 35"L x 25"W x 13"H R-48H $302.00
36 Gallon Rv Holding Tank 36 Gallons 52"L x 36"W x 12"H R-85H $437.00
36 Gallon Water / Waste Holding Tank 36 Gallons 47"L x 15"W x 13"H TRI-WH-2036 $342.00
37 Gallon Rv Holding Tank 37 Gallons 65"L x 20"W x 9"H R-66H $437.00
37 Gallon Rv Holding Tank 37 Gallons 74"L x 20"W x 7"H R-73H $360.00
37 Gallon Water / Waste Holding Tank 37 Gallons 38"L x 19"W x 12"H TRI-WH-2037 $424.00
37 Gallon Water / Waste Holding Tank 37 Gallons 51.25"L x 20.5"W x 9.125"H TRI-WH-2037-1 $424.00
37 Gallon Water / Waste Holding Tank 37 Gallons 63"L x 16"W x 9"H TRI-WH-2037-2 $424.00
39 Gallon Rv Holding Tank 39 Gallons 46"L x 24"W x 10"H R-55H $353.00
39 Gallon Water / Waste Holding Tank 39 Gallons 30"L x 21.75"W x 13.75"H TRI-WH-2039 $424.00
40 Gallon Rv Holding Tank 40 Gallons 57"L x 19"W x 13"H R-5H $369.00
40 Gallon Rv Holding Tank 40 Gallons 56"L x 20"W x 11"H R-71H $353.00
40 Gallon Rv Holding Tank 40 Gallons 34"L x 24"W x 16"H R-84H $437.00
40 Gallon Rv Holding Tank 40 Gallons 82"L x 25"W x 10"H R-103H $487.00
40 Gallon Water / Waste Holding Tank 40 Gallons 40"L x 19.75"W x 12.75"H TRI-WH-2040 $415.00
40 Gallon Water / Waste Holding Tank 40 Gallons 26"L x 24"W x 15"H TRI-WH-2040-2 $415.00
40 Gallon Water / Waste Holding Tank 40 Gallons 25"L x 22"W x 18"H TRI-WH-2040-3 $415.00
40 Gallon Water / Waste Holding Tank 40 Gallons 45"L x 19.75"W x 11.75"H TRI-WH-2040-4 $415.00
40 Gallon Water / Waste Holding Tank 40 Gallons 32"L x 24"W x 14"H TRI-WH-2040-5 $370.00
41 Gallon Water / Waste Holding Tank 41 Gallons 27"L x 20"W x 17"H TRI-WH-2041-2 $359.00
42 Gallon Rv Holding Tank 42 Gallons 40"L x 25"W x 13"H R-21H $386.00
42 Gallon Rv Holding Tank 42 Gallons 45"L x 25"W x 12"H R-61H $437.00
42 Gallon Rv Holding Tank 42 Gallons 39"L x 17"W x 16"H R-74H $319.00
42 Gallon Rv Holding Tank 42 Gallons 36"L x 20"W x 17"H R-106H $302.00
43 Gallon Rv Holding Tank 43 Gallons 45"L x 26"W x 11"H R-88H $437.00
44 Gallon Rv Holding Tank 44 Gallons 40"L x 20"W x 15"H R-96H $285.00
45 Gallon Rv Holding Tank 45 Gallons 43"L x 22"W x 13"H R-75H $343.00
45 Gallon Rv Holding Tank 45 Gallons 58"L x 20"W x 15"H R-83H $437.00
45 Gallon Rv Holding Tank 45 Gallons 46"L x 34"W x 12"H R-87H $470.00
45 Gallon Rv Holding Tank 45 Gallons 58"L x 28"W x 8"H R-105H $336.00
45 Gallon Water / Waste Holding Tank 45 Gallons 27"L x 20"W x 20"H TRI-WH-2045 $376.00
45 Gallon Water / Waste Holding Tank 45 Gallons 32"L x 22"W x 16"H TRI-WH-2045-1 $420.00
45 Gallon Water / Waste Holding Tank 45 Gallons 39"L x 19.5"W x 14"H TRI-WH-2045-2 $420.00
46 Gallon Water / Waste Holding Tank 46 Gallons 45"L x 25"W x 10.75"H TRI-WH-2046 $427.00
47 Gallon Rv Holding Tank 47 Gallons 35"L x 39"W x 16"H R-97H $537.00
47 Gallon Water / Waste Holding Tank 47 Gallons 61"L x 18"W x 10"H TRI-WH-2047 $400.00
48 Gallon Rv Holding Tank 48 Gallons 48"L x 28"W x 13"H R-60H $369.00
48 Gallon Rv Holding Tank 48 Gallons 60"L x 25"W x 11"H R-92H $537.00
50 Gallon Rv Holding Tank 50 Gallons 70"L x 25"W x 12"H R-91H $537.00
50 Gallon Water / Waste Holding Tank 50 Gallons 37"L x 29"W x 11.75"H TRI-WH-2050 $413.00
50 Gallon Water / Waste Holding Tank 50 Gallons 57"L x 15.188"W x 14"H TRI-WH-2050-1 $413.00
50 Gallon Water / Waste Holding Tank 50 Gallons 60.5"L x 18"W x 11.75"H TRI-WH-2050-2 $413.00
50 Gallon Water / Waste Holding Tank 50 Gallons 58"L x 14.5"W x 13.5"H TRI-WH-2050-3 $413.00
50 Gallon Water / Waste Holding Tank 50 Gallons 30"L x 20"W x 20"H TRI-WH-2050-4 $413.00
50 Gallon Water / Waste Holding Tank 50 Gallons 54.5"L x 22.5"W x 10.25"H TRI-WH-2050-5 $413.00
51 Gallon Water / Waste Holding Tank 51 Gallons 33"L x 24.5"W x 16"H TRI-WH-2051 $413.00
53 Gallon Rv Holding Tank 53 Gallons 58"L x 27"W x 12"H R-89H $537.00
55 Gallon Water / Holding Tank 55 Gallons 54.5" L x 13" W x 20" H 85-1533WH $251.00
55 Gallon Water / Waste Holding Tank 55 Gallons 40"L x 20"W x 16"H TRI-WH-2055 $501.00
55 Gallon Water / Waste Holding Tank 55 Gallons 46"L x 28"W x 11"H TRI-WH-2055-1 $413.00
60 Gallon Rv Holding Tank 60 Gallons 50"L x 33"W x 10"H R-82H $470.00
60 Gallon Water / Waste Holding Tank 60 Gallons 54"L x 24"W x 12"H TRI-WH-2060-1 $502.00
60 Gallon Water / Waste Holding Tank 60 Gallons 71"L x 18"W x 12"H TRI-WH-2060-2 $527.00
62 Gallon Rv Holding Tank (L-SHAPED) 62 Gallons 57"L x 63"W x 10"H R-81H $588.00
65 Gallon Rv Holding Tank 65 Gallons 52"L x 36"W x 12"H R-86H $588.00
68 Gallon Rv Holding Tank (S-SHAPED) 68 Gallons 62"L x 55"W x 10"H R-80H $588.00
68 Gallon Water / Waste Holding Tank 68 Gallons 43"L x 23"W x 16"H TRI-WH-2068 $554.00
68 Gallon Water / Waste Holding Tank 68 Gallons 36"L x 23"W x 19"H TRI-WH-2068-1 $497.00
70 Gallon Water / Waste Holding Tank 70 Gallons 51"L x 20"W x 16"H TRI-WH-2070 $554.00
70 Gallon Water / Waste Holding Tank 70 Gallons 51"L x 23"W x 15"H TRI-WH-2070-1 $554.00
75 Gallon Water / Waste Holding Tank 75 Gallons 73"L x 28"W x 10"H TRI-WH-2075 $554.00
75 Gallon Water / Waste Holding Tank 75 Gallons 66"L x 22"W x 12.5"H TRI-WH-2075-1 $554.00
75 Gallon Water / Waste Holding Tank 75 Gallons 54"L x 20.5"W x 17.25"H TRI-WH-2075-8 $554.00
79 Gallon Water / Waste Holding Tank 79 Gallons 65.5"L x 22.5"W x 13.625"H TRI-WH-2079 $529.00
90 Gallon Water / Waste Holding Tank 90 Gallons 67"L x 21"W x 15"H TRI-WH-2090 $545.00
95 Gallon Water / Waste Holding Tank 95 Gallons 68.5"L x 22.5"W x 14.25"H TRI-WH-2095 $545.00
100 Gallon Water / Waste Holding Tank
Ships In 48 Hours
100 Gallons 46"L x 26"W x 20"H TRI-WH-2100 $647.00
100 Gallon Water / Waste Holding Tank 100 Gallons 49"L x 34"W x 15.25"H TRI-WH-2100-2 $647.00
100 Gallon Water / Waste Holding Tank 100 Gallons 44"L x 32.5"W x 18"H TRI-WH-2100-3 $647.00
100 Gallon Water / Waste Holding Tank 100 Gallons 42"L x 24"W x 24"H TRI-WH-2100-4 $647.00
120 Gallon Water / Waste Holding Tank 120 Gallons 61"L x 28"W x 16"H TRI-WH-2120-1 $738.00
130 Gallon Water / Waste Holding Tank 130 Gallons 48"L x 36"W x 18"H TRI-WH-2130 $847.00
150 Gallon Water / Waste Holding Tank 150 Gallons 64"L x 31.125"W x 18.75"H TRI-WH-2150 $873.00