Horizontal Storage Tanks
Horizontal Storage Tanks
Cylindrical horizontal poly storage tanks (IHT, AHT) are available in various sizes and configurations. These tanks are designed to fit in areas that a vertical storage tank will not. Often used to store water, chemicals, or other liquids below staircases or in areas with low ceiling heights.

Why buy horizontal storage tanks?
Horizontal tanks, also known as horizontal leg tanks, can be easily moved or transported. Large horizonal tank require a steel stand that comes with epoxy primer and topcoat.
- Most used tank type in waste removal industry
- Thick walls allow for increased storage safety
- Has multitude of accessories to fit any specific needs
Common Use
With more surface area coverage, horizontal plastic storage tanks are ideal for the transport and subsequent storage of liquid materials.
Cylindrical Horizontal Storage Tank Specifications
Model Number |
CAD | Capacity (US Gals) |
Dimensions (in) | Weight(lbs) Linear & Crosslink Polyethylene |
Stand Weight (lbs) |
Access Opening (in) |
|||
---|---|---|---|---|---|---|---|---|---|
Dia | Lgth | 1.5 Sp. G | 1.9 Sp. G | 2.2 Sp. G | |||||
IHT25 | CAD | 25 | 23 | 23 | 11 | 13 | 16 | 22 | 7 |
IHT55 | CAD | 55 | 23 | 36 | 20 | 22 | 29 | 35 | 7 |
AHT150 | CAD | 150 | 38 | 42 | 55 | 60 | 81 | 64 | 8 |
IHT150 | CAD | 150 | 32 | 55 | 50 | 55 | 73 | 51 | 7 |
AHT200 | CAD | 200 | 38 | 53 | 70 | 95 | 110 | 72 | 8 |
IHT200 | CAD | 200 | 32 | 68 | 65 | 70 | 95 | 69 | 7 |
IHT300 | CAD | 300 | 38 | 73 | 75 | 105 | 122 | 91 | 8 |
IHT500 | CAD | 500 | 48 | 74 | 120 | 130 | 176 | 116 | 8 |
IHT1000 | CAD | 1000 | 49 | 140 | 325 | 400 | 477 | 230 | 16 |
IHT1650 | CAD | 1650 | 59 | 157 | 500 | 600 | 733 | 290 | 16 |
IHT2500 | CAD | 2500 | 64 | 191 | 650 | 770 | 953 | 1100 | 21 |
Free-Standing Horizontal Leg Tank Specifications
Free-standing horizontal storage tanks (IHFS) are similar to the horizontal tanks above, except they have molded-in legs requiring no steel cradle support. Materials and features are similar to vertical and conical tanks.
Model Number |
CAD | Capacity (US Gals) |
Dimensions (in) | Weight (lbs) Linear & Crosslink Polyethylene |
Access Opening (in) |
|||
---|---|---|---|---|---|---|---|---|
Dia | Lgth | Hgt | 1.9 Sp. G | 2.2 Sp. G | ||||
IHFS55 | CAD | 55 | 26 | 33 | 30 | 30 | 35 | 7/11 |
IHFS80 | CAD | 80 | 25.25 | 43.25 | 30.5 | 45 | N/A | 7/11 |
IHFS110 | CAD | 110 | 29 | 46 | 34 | 60 | 69 | 7/11 |
IHFS200 | CAD | 200 | 35 | 58 | 40 | 85 | 98 | 7/11 |
IHFS300 | CAD | 300 | 41 | 68 | 45 | 110 | 127 | 7/11 |
IHFS500 | CAD | 500 | 47 | 76 | 50 | 145 | 168 | 7/11 |
Related Accessories
Preserve the life and efficiency of your tank with accessories customized to your specific tank.
Anti-Foam Elbows
This assembly with 45 degree elbow and nipple extends to within 3 inches of the plastic storage tank wall, directs liquid to run smoothly down the interior surface of the tank.
Vent Assemblies
Vent assemblies are available in sizes from 2-inch to 6-inch. Vent gasket and bolts (where applicable) must be ordered separately.
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Chemical Resistant Data
Maintain safety and efficiency with Assmann’s chemical resistant data chart.