Interesting. I have seen these in commercial applications where the
track at the top of the door is connected to an enclosure. The
enclosure is basically a box that hides the roll and keeps the outside
if the door at the same distance from the wall all the time. I think
the brand I saw was Raynor.
On Mon, Mar 8, 2010 at 7:41 AM, Heard <heard@datatrontech.net> wrote:
> I have 3 of these things on my workshop. I really like them, but if you
> want to keep the a/c or heat in and the bugs out, you have to buy some
extra
> brushes to close the gaps. If you think about the way the door operates,
> the coil gets smaller and smaller as the door closes. This causes the gap
> between the door and the framing at the top of the door to get wider and
> wider. I have 10' tall doors and when they are fully closed, there is
about
> a 2-3" gap at the top. The brushes solved that issue pretty well.
>
> Heard
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= Never offend people with style when you =
= can offend with substance --- Sam Brown =
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