Alternative
Class 4 Septic Systems include new technologies known as Tertiary Septic
Systems. To learn more about these types of systems, click on the
following websites:
Norweco,
Inc
Manufacturer of water and wastewater treatment products, systems and
chemicals for municipal, industrial, commercial, residential and
onsite use http://www.norweco.com
Waterloo
Biofilter ®
A
Canadian on-site wastewater treatment and disposal company with a
patented trickle filter type treatment system using innovative filter medium to treat residential and industrial wastewater.
http://www.waterloo-biofilter.com
Zabel
A wide variety of onsite waste water filters, septic system components, effluent filters etc. http://www.zabelzone.com