VA5 Pro Catalyst 200ml

In order to aid the curing process of UVR resin, VA5 Pro Catalyst for resin bound gravel should be added to the mix. It must be added when the temperature is below 15°C. A catalyst is needed to increase the rate of a chemical reaction. Catalysts for resin bound gravel should be used in temperatures between 5-15°C. The catalyst for resin bound gravel instructions can be found below.