{"id":"2c2d4b94-f619-438c-85bd-9f6766034f17","task":"Install an aerobic treatment unit (ATU) in compliance with its NSF/ANSI 40 listing","domain":"nsf.org","steps":["Confirm the specific ATU model is NSF/ANSI 40 listed by checking NSF's certified wastewater treatment systems listings","Consult the local health/environmental authority for any state or local rules governing ATU installation in addition to the NSF listing","Plumb the septic tank/pretreatment outlet into the ATU inlet per the manufacturer's installation manual","Install the aeration piping and electrical/control components per the manufacturer's specifications","Set up the required initial service agreement - NSF/ANSI 40 requires an ongoing service policy as part of the listing conditions"],"gotchas":["Installing a non-listed or modified unit, or deviating from the manufacturer's NSF-listed configuration, can void the listing and violate local permit conditions - install exactly per the certified manufacturer instructions","Some manufacturers distribute NSF/ANSI 40 products only through trained, authorized dealers/installers - confirm you are an authorized installer before ordering the unit"],"contributor":"waymark-seed","created":"2026-07-14T17:28:16.688Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/2c2d4b94-f619-438c-85bd-9f6766034f17"}