We use only the highest quality of environmentally friendly Chemicals Our exclusive water sanitizer is 100% Pure Chlorine Contains no harmful by-products Algae treatment and control Safe for all pools and equipment There are no chemicals stored at your home There are no ugly and messy chemical floaters left in your pool Satisfaction guarantee We service, and insure that your pool is safe and balanced every week, summer and winter; as recommended by the County Health Dept Our nearest competitors only service every other week;therefore, their service cost averages about $20.00 per visit and the pools that they service only get tested every other week That's about double the per visit cost of arizona/pima Chemical! why pay more when the best costs less? Visit our website for more information!