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Freund Downspout Expander
Price range: $599.00 through $699.00
- The Freund Pipe Expander is a simple, field-ready tool designed for quick expansion of copper and zinc downspouts. Available in three standard sizes—76mm (3″), 80mm (3.1″), and 100mm (4″)—it’s compatible with both a power drill and hand wrench. Built to handle metal thicknesses up to 1.0mm (.040″), this tool makes creating sliding sleeves fast and efficient.
- Features:
- One-Person Operation: Expands pipes easily using just a cordless drill—no team required.
- Automatic Feed & Return: Patented mechanism handles the work for you.
- Heavy-Duty Build: Made from hardened, burnished special steel for long service life.
- Compatible Materials: Works with aluminum, copper, zinc, and stainless steel.
- Precise Fit: Available in 3 sizes for common pipe diameters (76mm, 80mm, 100mm).
- Low Maintenance: Gear-free design means fewer moving parts to break or maintain.
- Flexible Use: Aligns elbows, creates sliding sleeves, and expands downpipes all in one.
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Ideal For:
- Gutter and rainwater system installers, Metal roofing contractors, HVAC professionals working with round ductwork, On-site forming work, especially for hard-to-reach areas
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Customer Reviews
M Cooper (verified owner) October 5, 2017
Bought two pair and glad I did….they work great on opening standing seams.
Dale Endreola (verified owner) March 2, 2018
Great hand tool. Makes opening up standing seams effortless. I would recommend this tool to all metal roofing mechanics
Andrew Knaub (verified owner) July 2, 2018
If your going to ever remove Mechanical Lock panel thats been double seamed, then this is the tool for you. Does exactly what it needs to do. Have to have the right tool for the job.
John Chase (verified owner) September 6, 2018
Great product! Saved us time and money
John Chase (verified owner) September 6, 2018
Great product! Saved us time and money
M Cooper (verified owner) October 5, 2017
Bought two pair and glad I did….they work great on opening standing seams.
Dale Endreola (verified owner) March 2, 2018
Great hand tool. Makes opening up standing seams effortless. I would recommend this tool to all metal roofing mechanics
Andrew Knaub (verified owner) July 2, 2018
If your going to ever remove Mechanical Lock panel thats been double seamed, then this is the tool for you. Does exactly what it needs to do. Have to have the right tool for the job.
John Chase (verified owner) September 6, 2018
Great product! Saved us time and money
John Chase (verified owner) September 6, 2018
Great product! Saved us time and money
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