This extension is compatible with 3 in. downspouts and elbows and is useful when a short downspout extension is needed. Downspout Type Downspout Extension. White Aluminum Downspout Extension. Downspout Size (in ) 3 in.

This extension is compatible with 3 in. downspouts and elbows and is useful when a short downspout extension is needed. Downspout Type Downspout Extension. White Aluminum Downspout Extension. Downspout Size (in ) 3 in.