This spring blossoms refill for rubbermaids tcell 20 odour control system releases a flowery fragrance to freshen up any washroom and lasts between 30 45 days depending on your chosen settings thanks to its silent operation the tcell 20 is highly discreet so the only evidence of it that your guests will detect is its pleasant floral smell these refills contain microtrans technology which attacks existing odours in the room to create a balanced aroma resulting in a clean fresh scent that