Large Capacity Water Stock Tanks Bottomless stock tanks can compensate for the variable water output of windmill and solar panel systems, assuring an adequate supply of livestock water at all times. Order Online: PVC Edge Protectors Capacities: 2,668 - 11,486 gallons Livestock drink directly from bottomless tanks. Simple construction & easily adaptable to most sites. Large capacity at comparatively low cost compared with other tanks. Can be constructed with on-farm labor. Serves as both water storage and drinking device. Add on packages are available for bottomless tank only units. Packages include liner, clamps and trim lock. Specs 15' Tanks Capacity(Gallons) SV1525BT15’ x 25”(tank only) 2,668 SV1533BT15’ x 33”(tank only) 3,544 SV1525BTL15’ x 25”(with liner) 2,668 SV1533BTL15’ x 33”(with liner) 3,544 21' Tanks Capacity(Gallons) SV2125BT21’ x 25”(tank only) 5,230 SV2133BT21’ x 33”(tank only) 6,948 SV2125BTL21’ x 25”(with liner) 5,230 SV2133BTL21’ x 33”(with liner) 6,948 27' Tanks Capacity(Gallons) SV2725BT27’ x 25”(tank only) 8,646 SV2733BT27’ x 33”(tank only) 11,486 SV2725BTL27’ x 25”(with liner) 8,646 SV2733BTL27’ x 33”(with liner) 11,486 Add On Packages: Liner, Clamps & Hardware Weight S186709-5S15' X 25" 152 lbs. S186709-5TS15' X 33" 157 lbs. S186709-7S21' X 25" 232 lbs. S186709-7TS21' X 33" 238 lbs. S186709-9S27' X 25" 327 lbs. S186709-9TS27' X 33" 334 lbs.