ButylMAT Car Sound Deadening - Recommendations For How To Insulate Your Car With ButylMAT & Other Insulation Products After working on insulating cars with automotive manufacturers for decades, I thought now would be a good time to bring our automotive insulation past to the insulation market. There's no secret that premium automotive manufacturers spend thousands on developing acoustic packs for their vehicles. Countless hours acoustically testing products and then evaluating the acoustic perfo