UPOL HIGH BUILD PRIMER S2025/4 GREY - WITH EXTRA FAST HARDENER S2031/1 5L KITUPOL HIGH BUILD PRIMER S2025/4 GREY - WITH EXTRA FAST HARDENER S2031/1  5LTR KITModel No. S2025G/41 X U-POL S2025 HIGH BUILD 2K PRIMER 4LTR - GREY1 X S2031 EXTRA FAST HARDENER 1LTR5LTR KIT S2025 HIGH BUILD PRIMERSYSTEM 20A multi-purpose primer offering the functionality of '2 products in 1' - primer filler and primer surfacer. It is suitable for spot repairs to full panel applications which can be air dried, low baked or I.R. cured.Easy to sand and gives perfect gloss hold outExcellent build, opacity and filling powerUse with S2030 and S2032 hardeners