• Complete kit includes 80 mm and 100 mm downspout expanders
• Creates clean sliding connections between downspout sections
• Eliminates the need to crimp or deform the end of the pipe
• Designed for seam-welded copper, zinc, and aluminum downspouts
• Automatic feed and return with patented gear mechanism
• Easy one-person operation
• Expands the pipe without leaving structural marks
• Lightweight aluminum construction
• Excellent for joining downspouts, elbows, and fittings
• Both tools supplied in a heavy-duty protective carrying case

Why Expand Instead of Crimp?

Expanding the receiving end allows the adjoining downspout to slide inside without crushing or visibly deforming either section. You get a cleaner-looking connection while maintaining the round profile of the downspout.