Lake Cook Trenching is a factory authorized dealer and service provider for NSF 40 Class 1 Multi-Flo & Nayadic Aeration Units. We offer service/maintenance contracts for Multi-Flo & Nayadic Aeration units. We also service and maintain lift station pumps and alarms.

Installation + Repair
Has your septic tank collapsed? Do you need a new septic system or need a failing system repaired or replaced? Lake Cook Trenching can install and repair many types of septic systems including conventional septic systems, aerobic treatment system, trench systems, chamber systems, at-grade systems, mound type systems and raised filter beds. We can replace a deteriorating or collapsed septic tank, as well as a header line and main line replacement.