And it won't cost a lot. £1, in fact, could be all you need. The team at The Underfloor Heating Store is bigging up the £1 tin foil technique - although an inverted, cleaned crisp packet might work ...
It is also aimed at the most vulnerable, those susceptible to cold-related illness, living on their own or mainly in fuel poverty. The scheme provides a one-off £150 discount off your electricity ...