Dualline™ Double-Wall Tanks

Dualline™ Double-Wall Tanks have a strong, durable, quality construction and are designed for containment in the event the inner or primary tank is compromised. Dualline™ tanks are freestanding double-walled vertical tanks with a flat bottom for indoor or outdoor stationary applications. An EPDM elastic seal is standard and seals the primary tank to the secondary tank to prevent dirt and moisture from entering the containment space between tanks. Note: Tank shown with an optional fitting, available for installation on tanks 2500 gallons and smaller.

  • Made of UV stabilized LLDPE
  • 16" vented lid assembly
  • Three flats are provided on the top for custom tank plumbing
  • Specific gravity rating: 1.7
  • For the containment of chemicals rated for contact with polyethylene
  • Service fitting is provided on the secondary tank
  • Optional fittings must be factory installed & can only be purchased with tank
  • Meets FDA standards
  • Optional 1", 2" & 3" fittings sold separately
Item # Description Catalog Pg. Price Add to Cart
65 Gallon Dualline™ Double-Wall Tank - 29" Dia. x 43" Hgt.
Item 14163
637.89/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
637.89/Each
120  Gallon Dualline™ Double-Wall Tank - 36" Dia. x 50" Hgt.
Item 14164
1012.93/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
1012.93/Each
150 Gallon Dualline™ Double-Wall Tank - 36" Dia. x 60" Hgt.
Item 14165
1223.33/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
1223.33/Each
300 Gallon Dualline™ Double-Wall Tank - 57" Dia. x 45" Hgt.
Item 14072
1810.01/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
1810.01/Each
500 Gallon Dualline™ Double-Wall Tank - 57" Dia. x 69" Hgt.
Item 14073
2278.98/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
2278.98/Each
1000 Gallon Dualline™ Double-Wall Tank - 77" Dia. x 82" Hgt.
Item 14074
4039/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
4039/Each
1500 Gallon Dualline™ Double-Wall Tank - 77" Dia. x 119" Hgt.
Item 14075
5189.17/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
5189.17/Each
2000 Gallon Dualline™ Double-Wall Tank - 102" Dia. x 97" Hgt.
Item 14219
6608.52/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
6608.52/Each
2500 Gallon Dualline™ Double-Wall Tank - 102" Dia. x 119" Hgt.
Item 14229
7973.26/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
7973.26/Each
1" Installed Fitting for Dualline™ Double-Wall Tanks
Item 18730
484.13/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
484.13/Each
2" Installed Fitting for Dualline™ Double-Wall Tanks
Item 14081
867.87/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
867.87/Each
3" Installed Fitting for Dualline™ Double-Wall Tanks
Item 14248
1004.66/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
1004.66/Each
Small Reverse Liquid Level Sight Gauge Kit for Dualline™ Double-Wall Tanks
Item 18731
600.04/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
600.04/Each
Large Reverse Liquid Level Sight Gauge Kit for Dualline™ Double-Wall Tanks
Item 18732
635.03/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-315
635.03/Each