EHC OneWindow Board Login New EHC OneWindow Remittance System Effective January 1, 2020 EHC OneWindow Remittance System EHC Support: ehcsupport@usedoilrecycling.ca EHC OneWindow Remitter User Guide (PDF Version) EHC OneWindow FAQs (PDF Version) Search for a drop-off location nearest you! For large quantities, find a collector. Category: NewsFebruary 14, 2020Tags: UOMARelated articlesNew Regina Household Hazardous Waste Depot Now OpenNovember 22, 2022A Change of Perspective on Waste ReductionOctober 13, 2022October is Circular Economy Month!September 30, 2022
