We have a very old property that has secondary glazing as it is close to the M6.We want to have new double glazed windows fitted. Can they be fitted from the outside and retain the secondary glazing with no problems. Can you please advise. Mrs Y McHugh

It looks like I will have the opportunity to add a few (probably only 5) questions to a questionnaire to get an indication of the persons carbon footprint. The questions I am think of are: 1) How many individual aircraft flights have you taken in the last year? (A return trip counts as 2, a retu...