HG Duo Unblocker Extremely Powerful 2 x 500ml HG specializes in high quality cleaning, protection and beautification products for in and around the home The HG range offers a solution for every cleaning problem around the home. Developed for the most stubborn blockages caused by grease and food remnants or hair, toothpaste, soap remnants or skin grease. Unique double component technology with which can tackle stubborn blockages simply and effectivly manner. Both products are ready for use and need not be diluted, so that there is less chance of splashes. Due to geographical locations we are unable to deliver to: Isle of Wight, Isle of Man and Ireland.