In this tutorial, Dan explains how to install the new DDM Safe-T-Winder™. The Safe-T-Winder™ is a new type of winder that winds standard torsion springs without the use of winding bars, by turning the end of the shaft. A power drill is all you need.…
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The DDM Torsion Spring Safe-T-Winder™ uses a drill to wind garage door torsion springs. Now you can wind torsion springs safely without winding bars!
Historically, winding torsion springs has been one of the most dangerous aspects of garage door maintenance.…
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“No woman ever conceived a child, no mare a foal, without Him. But once, and for a special purpose, He dispensed with that long line which is His instrument: once His life-giving finger touched a woman without passing through the ages of interlocked events.…
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At DDM, we run at least three tests to ensure the quality of our springs.
One of the tests is cycle life. We’ve found that some of the imports are lasting 30-50% longer. …
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Here are the new torsion spring instructions for printing for personal use. Please remember these are copyrighted.
Enjoy!
Dan
For most of the world, the global pandemic has become a thing of the recent past. However, the supply chain issues resulting from the pandemic continue to impact a variety of industries, including ours. This is partly because of residual effects from the pandemic.…
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DDM has a new product line: long-lasting torsion springs. These springs outlast every other torsion spring on the market by at least 30%.
Generally, increasing the cycle life of a torsion spring requires increasing the wire size. Increasing the wire size while maintaining a constant lift requires increasing the length.…
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Garage door pulleys are part of the counterbalance system for extension spring doors. Most doors have four pulleys, or two on each side. There are two stationary pulleys, and a pulley attached to one end of each extension spring. Garage door pulleys are not the same as cable drums, which perform a similar function on garage door torsion spring assemblies.…
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We’ve recently updated our automated High Lift Inquiry Form. Now it is easier than ever to get a quote for the cost of your custom high lift kit.
We now show the total high lift conversion cost in the “Prices” section at the end of the form, including the cost of an opener and remote controller.…
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Back in 2014, we released a series of videos about how to select bottom retainers. Bottom retainers hold the bottom seal inserts that keep dust, leaves and insects out of your garage. They come in a variety of shapes and sizes, depending on your needs and the shape of the garage door.…
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Garage doors can get drafty, especially during the winter months. Even in warmer climates, insects and small animals can try to get in around or through a poorly sealed garage door. Installing garage door PVC stop molding, also known as garage door weatherstripping, will help keep cold and critters on the outside of your garage.…
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Garage door bottom seals act like a garage door gasket. They keep water, debris and small animals from coming in under the bottom of your garage door. Since there are a variety of different types of bottom seals and retainers, deciding which type to use can be difficult.…
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Huge inventory of torsion springs for same or next day shipping! Here you will find all you need in the most common sizes of 1 3/4," 2," 2 1/4," and 2 5/8" inside diameter springs. Larger 3 3/4" and 6" inside diameter commercial and industrial springs may require a day or two to ship. You'll also find TorqueMaster Springs, Extension Springs, Self-Storage door springs, steel rolling door springs and springs for one piece single panel doors.
Shelves packed with every part you need to fix your doors.
Please note. Shipping times and costs have changed. Normal transit times are currently not guaranteed, even on next day and second day shipments. Shipping prices on items over eight feet have more than tripled.
