Product image of our SPT-Series Sewer Pretreatment Systems.
Product image of our SPT-Series Sewer Pretreatment Systems.

The SPT Series Integrated Sewer Pretreatment Systems have been specially designed for treating wash water from commercial and industrial washing operations. These heavy-duty stainless steel systems integrate an oil/water separator with an inclined plate clarifier to remove solids, floating oils and odors from the waste stream so you can either reuse the water or discharge to the sanitary sewer.


  • Heavy Equipment Washing
  • Aircraft Maintenance
  • Truck & Bus Washing
  • Forklift Wash Facilities
  • Military Bases


  • Low Maintenance
  • Stainless Steel Construction
  • 99% Removal of oil droplets
  • No chemicals or filters to replace
  • Ozone generator for odor control
  • Two-year Warranty

This cost-effective system will help satisfy local, state, and EPA environmental requirements as well as reduce water usage and operating costs. We offer a range of sizes and auxiliary wash equipment that can be engineered for your particular application.

  SPT-10 SPT-30 SPT-50
Flow Rate 1-10 GPM 1-30 GPM 1-50 GPM
Internal Tank Capacity 300 Gal 700 Gal 968 Gal
Sludge Volume 27 Gal 60 Gal 85 Gal
Coalescer Plate Area 41 SF 124 SF 211 SF
Ozone Generation Yes Yes Yes
Approx. Dimensions 2’W x 8’L x 5’H 3’W x 9’L x 6’H 4’W x 9’L x 6’H
Construction Stainless Steel Stainless Steel Stainless Steel

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