When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
You might want to have a look in scoobyshop at the sound deadening in there. Dunno if it works out cheaper or more expensive, but I've used the barrier mat stuff, and it seemed good VFM to me.
I've never used brownbread, but from looking at the stuff it does look good. I think maplins sell it, so you might get it sooner than mail order from the shop. either way, you can't go wrong