U-Pol P40 Glass Fibre Repair Paste 250ml Tin UPOP40S A two-component bridging filler paste designed to repair damaged body panels on vehicles. Bare steel- degrease and abrade with P80 paper - remove all traces of rust. Original paint surfaces (with the exception of thermoplastic acrylics) - degrease and abrade back to bare metal with P180 paper. BENEFITS -Very durable. -Can be sanded and shaped if required. -Easily covered with standard polyester filler. -Can be over-painted directly. - Waterproof. UPOP40S