Sidener Supplies Satisfied Service
(314) 991-0730
1829 Borman Cir Dr, St Louis, MO 63146


Sidener Environmental Services, Inc. has a 10,000 sq ft warehouse with water and wastewater products In-Stock from manufacturers as:

  • -Walchem
  • -Wallace and Tiernan/Evoqua Water Technologies
  • -Asco
  • -Wallace & Tiernan
  • -Integrity Municipal Systems
  • -Graco
  • -Flowmotion
  • -Stenner
  • -Pulsafeeder
  • -Sherwood
  • -UGSI Chemical Feed Solutions
  • -Bermad Automatic Water Valves
  • -Force Flow Scales
  • -Adam Equipment
  • -Webtrol
  • -Keco
  • -Powell Fabrication & Manufacturing, Inc.
  • -Robo Control
  • -Earthtech
  • -LMI Milton Roy
  • -Jacobs Manufacturing
  • -Spears Manufacturing Co.
  • -Vernon Manufacturing
  • -Omegaflex
  • -SAF-T-FLO
  • -HI-E-DRY
  • -Standard Pump
  • Iwaki America


walchemwebmasteroneWebMasterONE is the most powerful family of online process controllers in the water treatment industry.  WebMasterONE couples a powerful multi-I/O platform with Walchem’s analytical sensors and extensive communications technologies. The result is the ability to remotely monitor and control your process from any computer, anywhere in the world, with just a standard web browser.


evoquamicro2000 The new Micro/2000 analyzer configurations are very versatile, accurate, reliable on-line instruments for the continuous measurement of oxidant residuals.  The operating design of the well proven Micro/2000 residual analyzer has not been changed, but the measurement module is now available as a separate wall mounted flow cell package with a choice of upgraded electronics.  The measurement module utilizes the universally accepted amperometric type measurement.



The S10k™ chlorinator is a vacuum operated, sonically regulated unit. Direct cylinder mounting puts the vacuum-regulating valve right at the source, reducing gas pressure to a vacuum immediately. It provides for economic low capacity gas feed applications for municipal and industrial water and wastewater treatment and disinfection, swimming pools and industrial process water. Its ability to handle all water treatment gases as well as its flexible mounting configurations for cylinders, manifolds or ton containers provides versatility for all installations. Two basic arrangements are available in capacities of 4 and 10 kilograms per hour / 200 and 500 pounds per day (PPD) of chlorine gas. With fewer internal parts, you can be confident that the S10k™ chlorinator will a provide reliable and dependable service.

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EZ Series

Walchem EZ Series electronic metering pumps offer precise chemical injection at a low cost. The compact size and simple control make them ideal for water treatment and OEM applications. EZ Series have outputs to 6.3 GPH (24 l/h) and a maximum pressure of 150 PSI (10 bar). Advanced microprocessor control and a turn down ratio of 360:1 make this series an exceptional value. The pumps are simple to operate with only three push button keys and the unmatched turn down ratio provides both versatility and high resolution chemical feed which eliminates slug-feeding effects.

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The Integrity Municipal Systems Lime Slaker systems provide continuous high volume lime slurries (up to 8,000 lbs/hour) for industrial and municipal process pH adjustment, flocculation, and chemical reaction. The superior paste-type slaking technology consistently produces a higher strength and more reactive lime slurry resulting in more efficient and more economical use of the quicklime. Systems are factory assembled and tested for quick and easy installation, and include options for lime feed and grit removal.

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Sherwood 1214-B1 Standard Chlorine Valve

  • -Valves manufactured in compliance with the standards and specifications of the Chlorine Institute
  • -Valve bodies forged from corrosion-resistant aluminum silicon bronze alloy “B”
  • -Strong, chlorine-compatible Monel stems for long valve service
  • -Stem seal packaging recognized by the Chlorine Institute
  • -Brass outlet cap with Teflon insert included for outlet thread protection
  • -CGA 820 outlets (1.030-14RH)
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Standard Pump

Standard Pump, Inc.

Standard Pump, Inc. manufacturers premium Drum Pumps, Air-Operated Double Diaphragm Pumps (AODD) and Metering Systems in our ISO 9001-2008 certified factory. Our Fluid Handling Equipment serves the Chemical, Industrial, Food, Beverage, Cosmetic, Pharmaceutical and Automotive industries. Standard Pump is recognized for our commitment to quality, safety and innovation. All Standard pump products adhere to stringent safety guidelines set for by agencies such as Underwriter’s Laboratories (UL), CSA, 3A and the FDA.



Iwaki Magnetic Drive Pumps

Magnetic drive pumps featuring polypropylene or ETFE (Teflon) construction up to 1320 GPM. Iwaki pumps are ideal for handling various chemicals including acids and alkalis, as well as high purity chemicals and ultra-pure water.

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