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Re: Ceiling speaker backboxes
Hi Guys,
Forgive my ignorance, what is rock wool?
Chris
----- Original Message -----
From: Tracey Gardner<mailto:tracey.gardner@xxxxxxx>
To: ukha_d@xxxxxxx<mailto:ukha_d@xxxxxxx>
Sent: 31 January 2005 18:50
Subject: [ukha_d] Ceiling speaker backboxes
I've boxed all my ceiling speakers in using plasterboard off-cuts and
Gripfill.
The space between the joists has rockwool in which also goes over the top
of
the speaker boxes.
Tracey
>
> When installing speakers into ceilings is it worth creating some kind
of
> back box for them. I was thinking of this for two reasons, firstly I
guess
> that it could improve the sound coming out of the speaker by limiting
the
> amount of air space behind this speaker and secondly to try to reduce
the
> sound transmission to the room above. I was thinking about either
making
the
> boxes out of expanded sheet insulating material (such as Celotex) or a
> simple plasterboard box with some rockwool/fibreglass around it.
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