Technology Catalog - Vendor Detail

IEC Covers - Gas Storage

Company Description:

Industrial & Environmental Concepts, Inc., (IEC), is widely recognized as the worldwide leader in the design, fabrication, and installation of industrial cover and liner systems. Incorporated in 1993, IEC has established itself as the industry leader in the modular and insulated cover market. 

IEC Gas Storage Main Image

Technology Description:

Gas Storage Vessels (semi-submerged)
This is a great solution when site requirements impose a height restriction.


Gas Storage Vessel (cylindrical)

Small volume gas storage vessels are available, offering a cost-effective option for smaller output facilities. The cylinder can be easily anchored in the ground, with variable diameter and lengths available. A blower is provided for this design which controls the pressure on the inner and outer walls of both membrane cylinders.


Easy Access Service Box
The innovative design of the service box enables all connections to be above ground and easy to service. The blower, control unit and sensors are easily accessible during operation. The service box is constructed from 316 stainless steel, providing long-term service and trouble-free operation.


High Quality, ISO Certified Materials

The production method is ISO-certified and carried out by experienced technicians, so every component is guaranteed to be of the highest quality. IEC gas storage vessels are produced from the highest quality materials and gas-resistant membranes in the industry. The welded seams are made with high-frequency or thermal technology, depending on the membrane type.


With multiple designs available - the Gas Storage Dome is a free-standing gas storage dome and can be designed and mounted on a concrete foundation. It can be provided in either three quarter or spherical form. Continuously operated blowers ensure the required operating pressure is maintained.


Advantages & Options

> Wide range of storage from 1700 to 1,000,000 cu. feet
> Ultrasonic Height Gauge
> Gas Pressure Sensor
> Operating Pressure Designs 5 - 70MB
> Installation supervision available for Blower, PRV’s & Sensors
> Short Lead Times & Installation


IEC Covers

21390 Heywood Ave.

Lakeville, MN 55044




Technology Type

  • AD Support


  • Equipment Vendor


  • Other


  • Odor
  • Pathogens
  • GHG


To view additional information about this vendor, click below.

Technology Strengths,Weaknesses and Critical Indicators

Anaerobic Digester Associated Technology:

NOTE: There are several technology types that are used as part of an integrated manure management system that includes an anaerobic digester and are not applicable to manure management in other cases. The impact of these technologies on the critical indicators are represented as those of an entire anaerobic digester system.


  • Long usable life and can be run reliably
  • Creates energy and generates environmental credits
  • Requires proper preparation of the feedstock
  • Requires other technologies for energy utilization
  • Requires other technologies for digestate handling
  • Proper feeding & system monitoring is required to avoid system downtime
  • Proven technology for odor control, GHG reduction and pathogen reduction

Newtrient Comments/Opinions:

Industrial & Environmental Concepts, Inc. (IEC) has worked throughout North America with hog and dairy producers and are best known for custom geomembrane Floating Cover and Lining solutions. Their tank covers offer a method of covering manure storage tanks in areas that are sensitive to odor or where it is desirable to keep out rainwater. 

Established in 1993, IEC has an extensive installation list with over 1,400 covers and liners.  They pride themselves on the diversity of their expertise and designs, coupled with excellent “after-the-sale” service.   They manage every project in-house and are equipped to deal with the most intricate technical details and logistical challenges for domestic and international clients.

IEC owns their own fabrication facility which enables them to meet the budget and timing objectives of the producer.They also have a fully equipped and trained technical staff and a fleet of service vehicles and equipment that enables them to provide support 24/7 to clients.

IEC's focus is on exceeding customer expectations by providing the most effective designs and using only the highest quality materials available.   They are committed to delivering the best technical solution and workmanship to every customer - every time.

Comments added 01/03/2019

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