Universal Professional Grade Rain Gutter Flexible Downspout Extension One Size fits ALL Downspouts including 2x3, 3x4 and Round, Color Green or White, Size 45.5 inch Heavy Duty Downspout Extension

This downspout extension system helps divert rainwater away from the home's foundation, preventing water damage and erosion.

• The description claims that an inch of rainfall will push 620 gallons of water into gutters.
• The description claims that this product prevents harmful seepage along the foundation, erosion in the lawn, and washed-away mulch.