
From RainBarrel.ca. A flexible downspout pipe directs water from a downspout to a rain barrel and fits 2×3 and most, but not all 3×3 downspouts. They are available in 2 ft and 3 ft lengths. Most homeowners reuse an existing downspout elbow or use a flexible downspout pipe or a downspout diverter to redirect water into a rain barrel. See the downspout diverter to learn about the advantages it offers.