●Authoritative Certification - FrigiLife inline RV water filter is certified to NSF/ANSI 42. Greatly reduces 99% Chlorine, Bad Taste, and Odor. The micron rating is 20 microns. ●Multiple and Upgraded Filtration- The FrigiLife RV water filter adopts a high-grade Sediment Layer, Advanced KDF, and advanced Granular Activated Carbon, Ensuring a high-efficiency filtration performance. Effectively reduce sand, dirt, suspended solids, large-sized particles, heavy metals, hydrogen sulfide, fluoride, Chlorine, Bad Taste, and Odor. ●Prefect Design- With a flexible hose, Easy to install, no knots. Prefect fit and no leakage. ●Multiple Uses- Ideal for RVs, Marines, Boats, Camping, Drinking, Gardening, Car Washing, brewing, Pets, Chores, Pools, Spa, and much more. Meet your various needs. ●Longer Service Life and Fast Flow- Certified to NSF/ANSI 42, with a 0.5 GPM big flow rate. The long Service Cycle is 1057 gallons and up to a quarter (3 months).