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Soundproofing behind plastic parcel shelf?
Posted: Mon Jul 02, 2007 6:15 pm
by james
As I am now on a soundproofing (or should that be sound-poofing I hear you say) mission I'm gonna put dynamat on the floor.
I've taken the seats out but I was wondering does the plastic cover behind the seats that covers the top half of the firewall have any sound insulation on the back of it?
I ask this to save me having to take it off to find out.
If there isnt, then I might put some on the back, if there already is, then I wont take it off.
Anyone know?

soundproofing
Posted: Mon Jul 02, 2007 6:57 pm
by blackbird
there is no soundproofing in there
Re: soundproofing
Posted: Mon Jul 02, 2007 7:05 pm
by james
blackbird wrote:there is no soundproofing in there
Not yet then
thanks
Posted: Tue Jul 03, 2007 8:49 am
by YvoTuk
erm... the S2's I pulled apart did have soundproofing at that location

Posted: Tue Jul 03, 2007 9:24 am
by james
YvoTuk wrote:erm... the S2's I pulled apart did have soundproofing at that location

Was it the kind of sound matting that is normally glued to the back of the plastic cover?
Posted: Tue Jul 03, 2007 9:59 am
by tenkfeet
Its like very dense foam .
Posted: Tue Jul 03, 2007 11:12 am
by YvoTuk
xactly, heavy, dense stuff
Posted: Tue Jul 03, 2007 11:19 am
by mac
Mine just had thin air until I met metal.
What's the spec of your car - Ours is a S2 race tech, maybe the later cars have something?
Mac
Posted: Tue Jul 03, 2007 11:26 am
by Shug
WHAT???
/S1 Massif
Posted: Tue Jul 03, 2007 11:45 am
by tenkfeet
Some foam removed from my car as its very heavy.

Posted: Tue Jul 03, 2007 1:15 pm
by bertieduff
Er...is this a worthwhile exercise?
Posted: Tue Jul 03, 2007 3:50 pm
by Shug
bertieduff wrote:
Er...is this a worthwhile exercise?
If you're putting the car on a mega-diet, yes. More heat into the cabin & lots more noise though. Unless you're dying for a mega-light car, I wouldn't bother.
Posted: Tue Jul 03, 2007 4:40 pm
by james
bertieduff wrote:
Er...is this a worthwhile exercise?
What? The installation of a bit of soundproofing - yes I think so. The floor resonates at certain RPM and for the sake of a couple of kg's of dynamat I think it will be a more civilised place to be.
Was thinking of putting in something behind the plastic "firewall cover" as it would only be a few grams and would reduce some engine noise.
its my daily runner after all and it hardly gets thrashed so I doubt Id notice the extra weight.
Posted: Tue Jul 03, 2007 10:30 pm
by simon
The resonating floor can be solved by jamming something under the pax seat.