Thank you for choosing System O)), a septic system that respects the environment and protects our waterways. We are proud to count you among our many customers in Quebec. 

You will find on this page all the information you need to ensure your septic system functions optimally and to comply with the requirements of the Quebec Ministry of the Environment.

The Monitoring Contract

In addition to helping protect the compliance of your septic system with government authorities, your annual monitoring contract allows you to maintain its warranty, and take advantage of our support throughout the year.

To comply with Ministry regulations, please download and complete the Monitoring Contract, then send it to your municipality and to .

You can pay your annual Monitoring Contrat fees for 1 year, 3 years or 5 years. You will need your 8-digit client number that is on the payment reminder we sent you. 

Please pay the fees before February 15 so that we can best plan the inspections.

The User Guide: a must for all septic system owners

Current owners 1

Your System O)) installation was designed to efficiently and ecologically treat wastewater from your isolated dwelling for several years. Certain instructions must however be respected to maintain its level of performance.

The User Guide explains the rules for use and monitoring that you must follow. It also mentions the owner’s responsibilities towards the requirements of applicable laws and regulations.

You may also read the Environment Ministry’s Best Practices Guide for owners of septic systems (French only).


20-Year Warranty

The Advanced Enviro))Septic pipes are guaranteed for 20 years by the manufacturer. In Quebec, your monitoring contract with DBO Expert allows you to maintain this guarantee.

Did you install a water softener?

System O)) solutions can now process water from water softener backwashes, under certain conditions.

Current owners 2

Stay on top of the news!