Headroom varies with the type of hardware used. Most doors can typically be installed with 12" to 15" of headroom plus an extra 2" for an electric opener. Special low headroom hardware is also available which allows a door to be installed when there is as little as 5" of headroom.
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Headroom Required |
Sideroom Required |
Depth into Room |
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Standard Lift Track |
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10” Radius Track |
10" |
5" |
Door height + 21” |
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12” Radius Track |
12" |
5" |
Door height + 21” |
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15” Radius Track |
15" |
5" |
Door height + 21” |
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Low Headroom Track |
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LHR Springs Front |
8" |
6" |
Door height + 21” |
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LHR Springs Rear |
3" |
6" |
Door height + 27” |