Duratec Fibre Glast Clear Hi-Gloss Gel Coat Additive - 1 Quart - Improve Gloss and Get an Open-Air Cure LOW POROSITY - blending the additive with gelcoat produces a low porosity surface REDUCED ORANGE PEEL - The low viscosity of the blend results in a smooth finish that is easily sanded SUPERIOR FINISH - When blended one-to-one with gelcoats, the additive creates an air-cure, enamel-like coating IMPROVED PROPERTIES - blending of the additive with tooling gelcoat creates a higher heat distortion temperature, improved gloss retention, increased impact resistance and reduced subsurface porosity BACKED BY OUR "FIRST QUALITY" GUARANTEE - Fibre Glast is committed to ensuring that the products we handle are always "First Quality" and manufactured in the USA to the highest standards