DrainScrub from Helix Laboratories is an enzyme drain cleaner suitable for tackling tough organic blockages and odors without the side effects of harsh chemicals. Simply mix the powder with water and pour billions of microbes down the drain. The diverse blend of enzymes attack grease, fats, oil, soap scum and grime in the drain. Using a green product while yielding excellent results, the technician can feel good knowing the homeowner will not exposed to harsh chemicals that are bad for the environment. 877-444-3549; www.drainscrub.com.