This Stuff (No Pun Intended) is a bit on the pricey side but Very Easy to install

& the results are wonderful ~ Have done Slider, Rear 1/4s & hatch on a Friends Westy

& He Loves it ~

https://havelockwool.com/van-insulation-products/ <https://havelockwool.com/van-insulation-products/>

> On 30 Mar , 2022, at 7:09 AM, Eric Caron <ericcaron96@COMCAST.NET> wrote:
> 
>        I’m hoping to find a sound and temp insolation product to replace the fiberglass starting with the slider door. 
> 
> I would want light weight as I’ve already increased the weight with the fat Matt.  
> 
> I need to go in there to tighten the slider handle and to add some fluid film to som areas of concern. 
> 
> I don’t love the fiberglass but have not found anything folks feel is a improvement.
> 
> Eric Caron 
> 85 GL  auto