IES Drilling Supplies

The Mud Men



104 E DeVore St Pearl City, IL 61062

(800) 388-2906   (815) 443-2893(Fax)

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IES Exclusive Products

IES Monitoring Well Manholes

4" I.E.S. manholes are perfect for geoprobe wells
8" I.E.S. manholes are ideal for 2" and 4" wells

Allows for easy, yet secure access
Eliminates the problems of stripped and crossthreaded bolts


  • Solid cast iron for strength

  • Built-in lock anchors for stability
  • Buna rubber seals for truly watertight performance

IES Aluminum Anodized Standups/Pro-Covers

Our no-maintenance protective covers are available in blue, silver, and gold. Anodized inside and out, our protective covers will not rust, and are designed for use under the most demanding conditions. Over one million in use coast to coast--landfills--refineries--park districts--Department of the Interior.

Features include:

  • Anodized inside and outside
  • T-60/63 Aircraft aluminum
  • Bend Strength 2000 lbs
  • Schedule 10 thickness, .125" wall

    • 4" x 5'
    • 6" x 5'
    • 8" x 5'



Piezoperfect Locking Plugs

Our innovative 1" locking plug can turn a piezometer into a secure monitoring microwell. It is the only one able to mold and lock itself into damaged or bent schedule 40 or schedule 80 pipe. Made from 316 stainless steel and Buna N rubber, it fits both stainless steel and PVC (schedule 40 and schedule 80) risers, is extremely resistant to tampering, has a built in bailer hanger, and the parts are precision laser cut to exact specifications.

  • 1" Piezoperfect Locking Plug





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