WATERBURY COMPANIES,INC. Yankee Candle Air Freshener, 6.6 oz, Clean Cotton. TimeMist Yankee Candle collection offers premium fragrances for metered air fresheners. Air freshener refill lasts a full 30 days and covers 6,000 cubic feet for 30 days, 24 hours a day when set at 15-minute intervals. Air freshener refill is compatible with all TimeMist Metered Dispensers.