Prevent-a-puncture technology off road tyre sealant Prevent-a-puncture off road technology is a next generation and unique tyre sealant and protector and it is manufactured specifically for use in off road agricultural, construction, mining and the commercial gardening sector. This product is aimed at vehicle manufacturers, new & used machinery dealerships, leasing companies, vehicle rental companies, construction firms, farmers tyre centers, & mechanics. The product was launched in 2014 after years of testing and development. Prevent-a-puncture prevents puncture by maintaining the correct air pressure in all tyres for the full life of the tyres. Prevent-a-puncture technology creates an air tight chamber within the tyre, trapping the air from any form of escape.