Heat pump tumble dryers are super-efficient, but to save the most energy, programmes may take a little longer to dry your clothes than on standard dryers. It's important not to overload the drum either, so they can perform at their best.Packed with clever tech this Samsung heat pump tumble dryer will get your clothes cupboard-ready, pronto. The Quick Dry 35' programme is perfect when you're in a hurry, since it only takes a little over half an hour to get your work shirt ready to wear.