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Interior sound deadening
Posted: Sun Feb 26, 2017 2:35 pm
by GonzoBard
My '66 car requires new carpets but currently has no sound deadening. What difference will sound deadening make? Mine is a standard car, so I think noise reduction would be useful. Which material would be recommended and how best is it installed? Thanks.
Re: Interior sound deadening
Posted: Mon Feb 27, 2017 9:34 pm
by SeanP
Here you go
http://www.ebay.co.uk/itm/Silent-Coat-4 ... SwZJBYBe5a
Used this on mine and it made a difference
Re: Interior sound deadening
Posted: Mon Feb 27, 2017 10:25 pm
by danny
Used Dynamat on mine, followed by felt.
Didn't do floor pans.
plus here's a useful link -
viewtopic.php?f=28&t=33207&start=135
You bringing your car to Stanford Hall ?
viewtopic.php?f=16&t=58563
Re: Interior sound deadening
Posted: Tue Feb 28, 2017 8:43 pm
by GonzoBard
Thanks guys, that is most useful. Unfortunately Danny I don't expect I'll be at Stanford Hall with the car - she is currently having some bodywork sorted before being resprayed. It's a hospital job with a friend of mine so I can't be sure when the work might complete! It gives me time to work out how to finish the interior..............
Re: Interior sound deadening
Posted: Wed Mar 01, 2017 7:58 pm
by Adrian3
i tend to use stuff from Noisekiller: Barrier Mat (similar to Dynamat), Sound Barrier (foam sandwich) and Lead sandwich for engine bay....i steer clear of felt, just in case water gets in
Re: Interior sound deadening
Posted: Wed Mar 01, 2017 9:53 pm
by GonzoBard
I had assumed you could use a sound deadening material and then carpet directly on top - I wasn't expecting to use felt. Why the use of felt as well? Is it used to provide some padding?
Re: Interior sound deadening
Posted: Thu Mar 02, 2017 9:25 pm
by Adrian3
dynamat and similar is for damping out vibrations and might block low frequency sound....you need something to block the higher frequencies....acoustic foam will do this, felt might do perhaps....this is why sound deadening materials are often of the sandwich type, with different types of material bonded together ....look at the Sound Deadening Shop for ideas, & Noisekiller
Re: Interior sound deadening
Posted: Fri Mar 03, 2017 8:01 pm
by GonzoBard
Excellent, thanks. I now feel properly informed and can make a choice on what to fit!