Industry certified to meet NSF & ANSI 42,53 & 401 standard, This Filters reduces Volatile organic compounds (VOC),Pharmaceuticals, Chlorine Taste & Odor (CTO), lead, Cyst mercury and other contaminations. Made in the USA using ONLY certified NSF & ANSI lab tested raw material for its quality & performance Highest Performance in its class and Capacity in the Industry Buy with confidence Raw Material is BPA, Lead, and Arsenic-free. With our filter, the useful minerals and fluorides remain in the water while the harmful particles are filtered out, leaving you with the best water possible. Outstanding quality, Easy filter replacement, DIY, no tools required to replace this water filter Replace every 3- 6 months for best performance. Eco friendly filter uses coconut shell carbon (Renewable Resource), the earths most powerful natural filter while keeping plastic water bottles out of our landfills water.