TECH produces and distributes a wide range of reinforced and non-reinforced on-the-wheel repair inserts which repair small injuries in passenger car, truck, agricultural, and off-the-road vehicle tubeless tires. TECH Permacures are nylon-reinforced inserts which are covered with grey cushion gum to allow a permanent repair of off-the-road type tires while serving as a temporary repair for on-the-wheel vehicle tires.

TECH Flow Seal Inserts are non-reinforced self-vulcanizing tubeless tire insert repairs, also produced with grey cushion gum. TECH also distributes a range of non-vulcanizing string repair inserts in various colours, widths and lengths which should be used only as temporary repairs.