RUMORED BUZZ ON SASH WINDOW DRAUGHT PROOFING

‘It’s essential to hardly ever block window trickle vents and to stop above draught-proofing windows in kitchens and bogs wherever the moist air requirements to flee,' says Natasha Collins-Daniel, campaigner for the Centre for Sustainable Power. 'In any other case, you may end up getting damp or mould difficulties.'Above the training course in