Treatment and filtration systems, parts and components for water and wastewater treatment, namely, pre-treatment units, comprised of septic tanks, pumping stations, control panels, distribution systems, storage tanks and filtration devices for commercial, community and institutional use; treatment and filtration systems, parts and components for storm water treatment, rainwater harvesting, water reuse and drinking water treatment, namely, pre-treatment units, comprised of septic tanks, pumping stations, control panels, distribution systems, storage tanks and filtration apparatus devices for commercial, community and institutional use; water purification and filtration units; Onsite water filtration and wastewater treatment systems; water treatment apparatus, namely, a septic tank equipped with a effluent filter for use in treatment of water and wastewater; Water treatment equipment, namely, water filtration units; wastewater purification apparatus and installations, namely, organic and inorganic based filtering units place in a shell and tanks; filtering unit used for treating wastewater