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Posted by DanG on November 26, 2006, 12:23 pm
I think you should strongly consider steel joists
like these: http://www.dietrichindustries.com/QueryIndexServer.asp
Though I can see no reason to clear span.
Run drywall ceiling grid, install unfaced insulation batts, attach
sound board, attach and finish drywall with one these methods:
drywall z furring
or drywall suspension systems like this:
javascript:viewResult('http://www.usg.com/USG_Marketing_Content/usg.com/web_files/Documents/System_Catalogs/AC3152.pdf');
___________________________
Keep the whole world singing. . . .
DanG
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>I want to build a "Room in a room" for my home theater, but the
>Ceiling spans call for 2 x 8's at a minimum. I am hoping that
>someone makes a 2x8 I-joist as they will be MUCH lighter and
>easier to work with. I don't have the ceiling (original) height
>to go much more than 2x8.
> I know I could either hang a ceiling, or use the isolation
> clips, having done that once I know I don't get the isolation I
> want... To keep movies like Terminator-2 in the sound room and
> out of the living room above, I really need to totally isolate
> the ceiling and floor above.
> I can use 2x8x16's, but they are heavy and not always as
> straight as I would like. A shallow I-joist alternative is
> what I really want.
> Hope someone can help....
> Bob Sisson
>
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> spans call for 2 x 8's at a minimum. I am hoping that someone makes a 2x8
> I-joist as they will be MUCH lighter and easier to work with. I don't have
> the ceiling (original) height to go much more than 2x8.
> I know I could either hang a ceiling, or use the isolation clips, having
> done that once I know I don't get the isolation I want... To keep movies
> like Terminator-2 in the sound room and out of the living room above, I
> really need to totally isolate the ceiling and floor above.
> I can use 2x8x16's, but they are heavy and not always as straight as I would
> like. A shallow I-joist alternative is what I really want.
> Hope someone can help....
> Bob Sisson