Products

Fiberglass tanks are available in volumes from 3,000 to 80,000 gallons.

Tanks

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DiameterTank/Capacity (Nominal)Length (Approx.)Weight (Approx.)Download Links
06'3,000 Gallon17'-8"1,500 LBSPDF
06'5,000 Gallon25'-8"2,400 LBSPDF
08'5,000 Gallon16'-6"3,400 LBSPDF
08'8,000 Gallon24'-6"3,900 LBSPDF
08'10,000 Gallon28'-6"4,480 LBSPDF / DWG
08'12,000 Gallon33'-6"5,115 LBSPDF / DWG
08'15,000 Gallon41'-6"6,200 LBSPDF / DWG
08'18,000 Gallon49'-6"7,250 LBSPDF / DWG
08'20,000 Gallon56'-6"8,500 LBSPDF / DWG
10'10,000 Gallon19'-5"4,800 LBSPDF / DWG
10'15,000 Gallon29'-5"6,400 LBSPDF / DWG
10'20,000 Gallon37'-5"7,720 LBSPDF / DWG
10'25,000 Gallon45'-5"9,100 LBSPDF / DWG
10'30,000 Gallon53'-5"10,300 LBSPDF / DWG
10'35,000 Gallon61'-5"11,670 LBSPDF / DWG
10'40,000 Gallon69'-5"13,250 LBSPDF / DWG
12'25,000 Gallon31'-2"8,325 LBSPDF / DWG
12'30,000 Gallon38'-2"9,831 LBSPDF / DWG
12'35,000 Gallon43'-2"10,907 LBSPDF / DWG
12'40,000 Gallon50'-2"12,413LBSPDF / DWG
12'45,000 Gallon55'-2"13,489 LBSPDF / DWG
12'50,000 Gallon62'-2"15,245 LBSPDF / DWG
12'55,000 Gallon67'-2"16,321 LBSPDF / DWG
12'60,000 Gallon72'-8"17,828 LBSPDF / DWG
14'40,000 Gallon40'-8"13,480 LBSPDF / DWG
14'45,000 Gallon44'-8"14,550 LBSPDF / DWG
14'50,000 Gallon50'-8"16,150 LBSPDF / DWG
14'55,000 Gallon56'-8"17,750 LBSPDF / DWG
14'60,000 Gallon60'-8"18,800 LBSPDF / DWG
14'65,000 Gallon63'-8"19,850 LBSPDF / DWG
14'70,000 Gallon69'-8"21,450 LBSPDF / DWG
14'75,000 Gallon72'-8"22,500 LBSPDF / DWG
14'80,000 Gallon79'-8"23,980 LBSPDF / DWG

Accessories

AccessoryApplicationDescriptionDownload Links
Fiberglass tank fittingsFlanged nozzles, half and full couplings, and pipe stubs for all Darco tanks.PDF
Manways and Inspection hatchesService entrance manways for all Darco fiberglass tanks. Hinged and bolted covers and inspection hatchesPDF
Double flanged flexible connectorDarco tank to pipeline double sphere expansion joint or flexPDF
8" Vent w/ Red-Green Level Indicator8″ vent assembly with sight glass and red-green water levelPDF
6"- 8" Mushroom Style Vent Head w/ Screen
Mushroom style vent head with attached screen. Available in 6″ and 8″PDF
Sumps for Darco tanksBonded and bolted on sumps for Darco undergroundPDF
Anti-vortex devicesAnti-vortex devices for Darco undergroundPDF
OPW water level gaugeOPW water level gauge system for Darco undergroundPDF
Waterline controlsDarco underground tanks endorses the use of Waterline Controls tank level monitoring systems.PDF
Fire Truck Approach DistancesFire Truck ApproachPDF
Anti-flotation deadman anchoring detailsAnti-flotation deadman anchoringPDF
Anti-flotation slab anchoring detailsAnti-flotation slab anchoringPDF
Gravity flow fire cisternsGravity discharge fire cisterns to cast ironPDF
Rural suction fire cisternsSuction Draft firePDF
Concrete Traffic SlabConcrete traffic slab for Darco undergroundPDF
Vertical Turbine Fire PumpVertical Turbine Fire Pump for all Darco tanks and wet wells.PDF

Unsure? We have answers.

Each underground tank application is unique. To assist in the process, we’ve listed questions we commonly ask to help customers understand their needs.

Read Things to Consider