The Minky Heated Airer Cover is designed to fit ALL 12m winged heated airers and help speed up the drying process even more by trapping the heat from the airer and reducing the time it takes to dry your clothes. The universal cover (148 (L) x 74 (H) x 53 (D) cm) fits in seconds, simply place the cover over the loaded heated airer to retain the heat and keep a constant flow of warm air circulating around your clothes, with air vents helping to increase air circulation and prevent damp build up.