Our Services

OSI Onsite Systems Inc. specializes in equipment sales and design services for on-site wastewater systems. We are distributors of and technical representatives for some of the most effective equipment in the industry.

It is our aim to provide you with the very best equipment and all the information you need to utilize it effectively. Please call us at 250-748-8500 or 1-877-450-8500 for a quote!

OSI Onsite Systems Inc. design team provides engineering services relating to small systems, including site evaluation, design, and construction inspection. Our certified staff (P. Eng. and R.O.W.P.) will ensure that your project is done according to BC Sewerage System Standard Practices and Ministry of Environment regulations.

We take pride in being able to solve difficult problems. Whether the client is a homeowner who needs a system for a challenging lot or a community facing the need to renew its wastewater system at reasonable cost, we examine all of the options (including unconventional ones) to come up with the best solution.

We often apply our hydro-geological expertise to fully understand difficult sites. Here are some of the innovations that we have implemented in our designs:

  • Methods to utilize wastewater on-site as a biological resource for optimum environmental impact.
  • Shallow-gravelless disposal trenches for environmentally superior ground discharge.
  • First use of chamber-type drain fields in B.C.
  • First modern Packed Bed Filters (Sand Filters and Textile Filters) in BC
  • First use of crushed recycled glass as ISF media.
  • Secondary sand filters for complete disinfection of effluent; incorporation of these into vegetated berms.
  • Computerized, automated design of disposal fields and sand filters.
  • One of the first fully modern "STEP" pressure sewers in B.C.