Undercoating for cars

[evolution91]

Tuners my car is leaking from the underneath, upolestary is getting wet, need to seal underneath with a coating, can anyone recommend who can help me out or where can i go to do the coating

[Widow]

Check your back windscreen or front it has to be leaking from either back or front

[evolution91]

Its def not the windscreen nor back or door panels..

[static]

I had this problem once and it was the AC leaking.

[TurboSingh12]

Fiberglass paste