Water Treatment Equipment Manufacturer


Industrial Parts & Retrofits 

Industrial Parts & Retrofits               

Lakeside Water Treatment was founded in 1990 by engineers with a desire to lead the industry. We specialize in industrial water treatment equipment, whether it is Lakeside, Brunner, Pentair, Clack, Culligan, Siemens or other competitors, we have the replacement parts or can build it. Construction of industrial water treatment equipment is often similar using compatible interchangeable parts. Give us the manufacturer’s number, description, picture and we will try to find it or a substitute.

We have published an online industrial parts catalog to help expedient repair quotes in field to get your customer back in service. Overnight and drop shipments from our manufacturers are available. Please call today for your parts discount rate.


  • Standard Controls: Pentair 962 – Pentair 3214NXT and Allen Bradley PLC
  • Custom programming
  • Face Piping
  • Underdrain
  • Steel Tanks
  • Fiberglass Tanks
  • Top mount controls and parts
  • Side mounted 2900 and 3900 control valves for retrofit conversions
  • Resins and Media
  • Custom Engineering


Lakeside Industrial Water Treatment Systems

Water Softeners * Reverse Osmosis * Filtration * De-alkalization * Deionizers


  • Friendly knowledgeable Customer support
  • Fast parts shipment
  • Volume account discounts
  • Net-work of service providers ready to commission, train or service equipment



Address: 7869 N. 73rd St. Milwaukee, WI 53223, Phone: 414.365.0787 Fax: 414.365.0248 Email: info@lakesidewater.com 

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