Advanced and durable foams are used extensively in car manufacturing to control sound and vibration in a vehicle in addition to stiffening body panels and allowing bumpers to be much lighter and safer than they were in the past.
Spray foam rust repair.
Spray foam is a type of insulation that expands after you spray.
Filling in vehicle rust holes with spray foam.
To fix it 100 the rust needs to be cut out and the metal replaced.
In this video i am showing you an easier way to repair fix big gaps or big rust holes on your cars trucks body or frame you will save a lot of time doi.
Was not planning on keeping the van for very long so i went at it with the spray foam.
You need to be realistic on how long you want to keep this vehicle.
Back to home why you shouldn t use expanding foam for diy auto body repair posted on 25 january 2018.
Or you can do what you are doing and keep the vehicle going for quite a while.
The foam expands and seals deterring moisture which can create mold and pests from eating through your walls.
Repair rocker panels with expanding foam great stuff and rubber i use expanding foam and rubber spray on rocker panel guard to fix up some rust hol.