Air Freshener Refills Sport is an intensely perfumed odour neutralizer, designed to fit into a metered air freshener dispensers. System The Air Freshener Refill aerosol features the American style high-dome, which fits the inner profile of most of the automatic metered dispensing units. Standard UK and European style aerosols will not fit these machines. Air Freshener Refill is now fitted with the latest ?soft spring? valve system, which is extremely battery friendly. Tests have proven that utilising this valve extends battery life by 2 to 3 more times than the previous valve. Applications - Air Freshener Refill is formulated to remain suspended in the air for many hours, eliminating mal-odours. One unit, suitably placed, will fragrance approx. 6000 cubic feet. Each aerosol delivers 3000 applications, set to spray at 20 minute intervals. One aerosol will last approx. 6 weeks. - Air Freshener Refill is available in a range of perfumes; some extremely we