Fextex Systems Inc. All rights reserved 2014.

 

 

 

January 8, 2014

You can collect 0.62 gallons of water per square foot of roof space, per inch of rainfall. With factors such as evaporation, splash out, leaks, overflow from gutters and first flush we use a collection efficiency percentage of 75-85%. Example: (0.62 x .85 x 1500 x 36)...

January 8, 2014

For the most part underground fiberglass tank manufacturers have similar backfill requirements. The standard backfill is pea gravel or crushed rock. If using pea gravel it must be 3/4 minus. Three quarter minus is round, washed, free flowing rock 1/8”-3/4” in diameter....

January 8, 2014

Septic Tank Design 101 What must first be determined is the waste stream source & strength - ie. laundromat, RV dump site, restaurant, residential home etc. Next, determine the design flow- Historical flow data is the pr method to determine the daily flow rate. In a ne...

January 8, 2014

You can visit our above ground fiberglass tank page to view, or our Library to download.

 

  • Tank sizes from 6’-13’ diameter

  • Vertical & horizontal tank types

  • Vertical flat bottom tanks

  • Vertical dish bottom tanks

  • Tank weights

January 8, 2014

Answer: 7 feet.

 

If you work with Fextex on your project, you can bury the fiberglass tank at least seven feet. We commonly see tanks being buried much deeper, 15'+ with proper engineering and installation. Not only should the structural integrity of the vessel be taken...

January 8, 2014

Are you thinking about incorporating a fiberglass tank into your plan set? Are you uncertain how many LEED points you can qualify for? See below, or download our attachment for a clear understanding.

 

 LEED® Credits for Water Efficiency (WE) WE Credit 1.1 – (2) points W...

January 8, 2014

Underground fiberglass tank warranties are typically good for 1 year. This includes wastewater, fire protection, rainwater collection and storm water suppression tanks. The exception is the 30 year warranty for a NSF potable water tank. The corrosion barrier on all the...

May 1, 2013

An underground fiberglass tank costs $2.00 per gallon delivered. O.K. it’s not that simple, but if you are looking for a shot from the hip and don’t wan’t to sweat the details, $2.00 per gallon is your number. This is by far Fextex’s most asked question, and to better...

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