Posting to the Facebook group, they said: "The double glazing in my new house is the absolute pits with all of the seals gone and all of the glazed units popped.
Les Roberts, content manager at energy expert firm Bionic, reckons it could save £80-£100 a year in a semi-detached house.
We have summarized this news so that you can read it quickly. If you are interested in the news, you can read the full text here. Read more: