The recommended super-chlorination /dechlorination method disinfects your RV’s entire water distribution system and can protect you from waterborne bacteria, viruses, mold and algae. The exclusive Micro-Pure® filter considerably reduces the taste and odor of chlorine, dirt, rust, cysts and asbestos down to 1/2 Micron. Certified by NSF International. Includes a filter head with disposable "Quick-Change" Filter Cartridge, mounting bracket, liquid chlorine dispenser, chlorine test kit, anti-freeze diverter, all fittings (one each: 3/8 Inch PVC threaded elbow, straight, and tube-to-tube connector fittings) and tubing for installation.