Revolutionary odor control! TC's TCell system is the latest innovation in air care technology. The TCell odor control system by Technical Concepts dispenses a consistent level of fragrance over 60 days. Conventional gel systems lose their fragrance intensity over the life of the refill, but TCell remains constant. When it comes time to change the refill it is quick and simple, taking less than a minut. Highly effective, continuous odor control. Patented, precision dosing delivery system. Sleek, attractive cabinet design will fit any decor. One dispenser/refill covers an area up to 6,000 cu-ft (approximately 4 toilets or urinals). Lifetime warranty. Wide array of fragrances available to meet customer preferences.. Silent operation.. Low maintenance refill lasts 60 or 90 days. No batteries required. Environmentally friendly. No propellants or added V.O.C.s. Up to 66% refill source reduction over traditional 30 day systems. Recyclable refill.