Product Announcement from Firwin Corp.
Firwin makes blankets for silencers of all shapes and sizes. Blankets are manufactured to allow for hangers / brackets / supports, and side or end inlet/outlet piping.
Depending on safety requirements these blankets can be up to 4" thick.
Firwin insulation blankets contain up to 80% of heat loss. And they maintain the temperature until the engine is switched off.