Here, HVAC pros explain the theory behind this method, and whether it can really help you to keep a house warm without turning up the heat. What is the foil trick for heating? Jos ...

All you need is a piece of cardboard, aluminum foil, and adhesive tape or pins. To prepare your own heat-reflecting panel, simply cut a rectangle from the cardboard that fits behind the radiator.

Designed for furred-out masonry walls, VR Plus Shield multilayer reflective wall insulation from Fi-Foil can boost energy ...

Described as luxuriously 'comfortable and cosy', the blanket operates by using a heat-reflecting foil layer that bounces your body heat back at you, providing an extra layer of warmth without the ...

The blanket boasts a heat reflecting foil layer that reflects your body heat back onto you, providing an extra layer of warmth without needing electricity. Available from Amazon or Sleepy People ...

It uses no electricity and costs nothing to run - the 'warm and cosy' hoodie keeps you snug with a unique heat-reflecting foil layer that bounces your body heat back to you. The hoodie employs the ...