Most garage doors consist of sections that connect with hinges. The end hinges and fixtures have rollers to allow the door to roll up into the tracks.
Wood was the primary source of door construction in the early decades.…
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Garage door locks are normally installed in the center of the section just above the bottom section. Here are instructions on how to install the two most common lock assembly kits we sell. Although installing or replacing a lock on your own can be daunting, these instructions should give you everything you need to do the job well.…
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“We help people fix their garage doors.” In 1980, I wrote this on the first flyer that printed, intending to provide Garage Door Training.
My plan was to provide training for maintenance personnel to repair their commercial and industrial overhead type doors.…
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Garage door extension springs stretch as the door closes and contract as the door opens. Also designated as “stretch springs,” these usually mount above the horizontal tracks, but sometimes they extend beside the vertical tracks.
Over the years, there have been requests for better extension springs because customers’ existing springs have not lasted as long as they had hoped.…
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Those of us who have been in the business for a while remember the old BarCol doors. This name is short for Barber Coleman.
The greatest difficulty we remember is accommodating the incompatibility of torsion hardware. While all the other door companies used 1″ shafts, the early shafts on BarCol doors had a 1 1/16″ outside diameter.…
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DDM now stocks Flexible Brush Seal! Made with flexible plastic, designed as an alternative to the original brush seal with a rigid steel support edge. In addition, several features make it an excellent option for your commercial doors and dock levelers.…
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DDM Garage Doors now offers Storm Shield® threshold seals for sectional garage doors. Other garage door weather seals mount to the jambs, header, and bottom of the door. However, this threshold seal glues to the floor directly below the bottom of the door to improve the seal under the door.…
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Some look for extension springs to use for a project other than for a garage door. Therefore, you’ll need to calculate the pull needed when the spring is fully extended. For example, if you want to ease the lift of a 300-pound object.…
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Many years ago we first posted our residential torsion spring database program. We discovered then that customers were ordering longer life springs that were so heavy that the shaft would bend from the extra weight.
Because of this, we began recommending that customers add idler support brackets if either of their springs weighs over 20 pounds.…
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If you have a garage door made by Clopay Building Products Company, Ideal Door Company, or Holmes Garage Door Company, you may be able to use the model number, PID number, or serial number to determine the door weight so you can select the proper replacement springs.…
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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.
