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Garage doors - drives operated by the motor that can be...

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Garage doors A way a traditional garage door functions is fairly simple. The door runs on tracks that our mounted on both sides of an opening .The mechanical aspect of the door is operated by a motor of up to about four horsepower. There are three possible types of
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Unformatted text preview: drives operated by the motor that can be used in order to make the garage door open and close. The door can be either belt, chain, or screw driven....
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