NOVOL SPECTRAL UNDER 375-00 P3 GREY 3.5LT KIT - AIR DRY HIGH BUILD PRIMERHIGH BUILD AIR DRY PRIMER WITH H6525 HARDENERUNDER 375-00 PROPERTIES:Saves energy used to accelerate the curing time of traditional primersShort time to sand (60-90min/20°C) depending on the number of layers (1÷3)Suitable for curing at low temperatures (from 5°C)High build acrylic fillerPossibility of spraying very thick layersOriginal elements with cathaphoresis coating can be coated without sandingExcellent dry machine sandingPerfect for filling relatively big scratches and irregularities of the surfaceSpectral grey system