Search

Poly Tank Help

707-943-5705

Buy NOW!

Underground Fiberglass

If you don’t see the size you need – we will quote any tank up to 650,000 gallons

Water Storage Tanks and More for Wineries, Food Production, Fire Prevention, Agriculture and Chemical Industries

How To Order Your
Underground Potable Water Tank

Our Inventory

Quote
Diameter
Nominal Capacity (GAL)
Actual Capacity (GAL)
ST. Wall Length
Overall Length
Estimated Weight (LBS)
Strap Quantity
Line Drawing
5-ft
5000
5145
34'-0"
35'-9"
1674
4
PDF
6-ft
5000
5055
22'-8"
25'-0"
1555
4
PDF
6-ft
10000
10149
46' 9"
49' 1"
2926
6
8-ft
5000
5132
12'-0"
14'-9"
1870
2
PDF
8-ft
10000
10396
26'-0"
28'-9"
3570
4
8-ft
15000
14908
38'-0"
40'-9"
5103
6
8-ft
20000
20173
52'-0"
54'-9"
6879
6
10 FT
10000
10612
16'-0"
19'-9"
3295
4
10 FT
15000
15312
24'-0"
27'-9"
4519
6
10 FT
20000
20012
32'-0"
35'-9"
5744
6
10 FT
25000
25887
42'-0"
45'-9"
7275
8
10 FT
30000
30587
50'-0"
53'-9"
8593
10
10 FT
35000
35288
58'-0"
61'-9"
9818
10
10 FT
40000
39988
66'-0"
69'-9"
11043
12
12-ft
10000
10543
10'-0"
14'-7"
4198
4
12-ft
15000
15600
16'-0"
20'-7"
5675
6
12-ft
20000
20666
22'-0"
26'-7"
7152
6
12-ft
25000
25733
28'-0"
32'-7"
8780
8
12-ft
30000
30800
34'-0"
38' 7''
10257
10
12-ft
35000
35022
39' 0''
43' 7''
11583
10
12-ft
40000
40089
45' 0''
49' 7''
13211
12
12-ft
45000
45156
51' 0''
55' 7''
14688
14
12-ft
50000
50223
57' 0''
61' 7''
16316
16-18

Underground fiberglass storage tanks are the perfect fit when space above ground is limited, or you do not want the area blocked by an undesirable view. Fiberglass tanks by Fiberglass Tank Solutions not only allow for space saving but are built to be sturdy and durable.

Underground fiberglass storage tanks can be used for several applications. Those applications include:

  • Drinking water
  • Wastewater
  • Fire protection
  • Solvents
  • Rainwater collection
  • Storing grease
  • Chemical storage
  • Gasoline
  • Sludge
  • Petroleum products

Those are just some that can be stored in underground fiberglass tanks.

Benefits of underground fiberglass storage tanks

There are several benefits to underground fiberglass tanks. Those benefits range from financial to aesthetics. Some of the benefits are as follows:

  • More cost effective as they require less maintenance and fewer support structures
  • They do not hide the view or look like a junk yard or industrial park
  • Highly durable and can withstand even harsh environments and storms
  • Their hatches allow for easy inspection and maintenance
  • Protects drinking water and other stored liquids from contamination by animals or vandals
  • Cost less than above ground tanks

Those benefits alone make an underground fiberglass tank more desirable.

Features and options for underground fiberglass tanks

There are several features and options that can be put on underground fiberglass tanks when you order one.

Some of the features and options include the following:

  • Anti-float systems FTSs tanks offer three options for anchoring. All three options include physical and resistance control and P.E. stamps for over 40 states.
  • Concrete Deadman System that comes complete with fastening points, clamps, and belts to deliver a fully incorporated anchoring system.
  • TankAnchor system by FTS that has higher safety aspects, and shallower depths for submerging. It does not require special tools and made of materials that will resist corrosion. It also works with single and double walled tanks, and P.E. stamped computations.
  • The fiberglass deadman anchoring system has adaptable anchoring points and use bulged fiber strengthened plastic straps, invigorated connection screw, and secure sockets to give a complete anchoring system.

Options that can be placed in or on the tank for your project are:

  • Safety features like hand railings
  • Piping structures
  • Anti-floatation options
  • Optional equipment upgrades or kits

FTSs make a superior fiberglass underground tank. It has long lifespan, a one year warranty, and can be made for many substances. The reason is that the fiberglass tanks are a one piece tank, so there are no seams to leak. Either single wall or double wall and can have liners depending on what you will be storing in the tanks. Then of course any of the options and features you need being built-in makes these tanks the number one choice of fiberglass underground tanks.

Who uses these fiberglass underground tanks?

These tanks can be used by many different people or businesses. Some of the applications include:

  • City and rural drinking water
  • Rural, city, and industrial fire prevention tanks
  • Wastewater storage and treatment tanks for city, businesses, and individuals in outlying areas that cannot use city utilities
  • Rainwater harvesting for both commercial and private uses
  • Hazardous materials for manufacturing processes or agricultural uses

There are plenty of applications that will benefit and cost less with underground fiberglass tanks.

Some of the places and applications they are in use

Here are some of the locations and applications that fiberglass tanks are in use now.

  • Rainwater collection in Cumming, GA Dallas Kelsey, TX and Atlanta, GA
  • Drinking water storage tanks in the Virgin Islands
  • Wastewater systems in Clarkson, GA, Hillsboro, OR, McMinnville, TN
  • Hazardous liquids in Milton, FL

That is just a few of the places you will find the superior fiberglass underground storage tanks.

They can be put in use for your project as well. They conform to all Federal and State regulations. Our knowledgeable and well trained people will know what those regulations are.

Where do you purchase the best fiberglass underground tank?

Logo

National Storage Tanks is a proud distributor of FTSs underground fiberglass tanks. Our specialists have been well trained on installation, features and options, and what the regulations are.

We sell the FTSs fiberglass underground tank in various capacities. We can even install more than one tank if your system needs multiple tanks.  Some of the capacities we offer start at 15,000 gallons and go to over 650,000 gallon tanks or tank systems.

These underground tanks cost less than aboveground tanks. They are easy to inspect and maintain, and save you money in the long run.  A long lifespan and a warranty make these the best tanks that you can choose for performance to storage and safety options.

If you are unsure what size you need, have questions, or are ready to purchase a tank(s) contact us. We are here to help you with the entire process, from the purchase to the installation and any questions that might arise.