THE 2-MINUTE RULE FOR SASH WINDOWS

‘It’s crucial to never ever block window trickle vents and to stop around draught-proofing windows in kitchens and bogs where by the moist air needs to flee,' suggests Natasha Collins-Daniel, campaigner within the Centre for Sustainable Energy. 'Or else, you might end up with damp or mould problems.'Sash windows are purposeful, attractive, and