Drain Express empowers Toronto homeowners with backwater valve solutions to combat sewer backups, blending technical mastery with practical elegance. Explore the process at https://drainexpress.ca/how-fl....oor-drain-backwater- where valves block municipal sewage surges by closing flaps under reverse pressure, ideal for low-lying GTA properties. Installation requires digging a pit near basement drains, integrating the valve with existing sewer lines, and testing for leaks to ensure robust flow direction. Maintenance every 3–6 months keeps flaps debris-free, promising 10–15 years of reliability. Benefits s