If you dont mind darkening the room use R 7.2 polisuranite foam board,
paint it dark on the outside but not Black in suns exposure
Who? Me? I have no interest in applying anything to my windows. Who did you
think you were responding to?
A cheap way of reducing heat loss is to cut a piece of bubble wrap to the
size of the glass and moisten it so it will adhere to the glass. I did this
on several windows on a enclosed sun porch and it did a fair job of
insulating. Use green bubble wrap and perhaps you won't need to kep the
HomeOwnersHub.com is a website for homeowners and building and maintenance pros. It is not affiliated with any of the manufacturers or service providers discussed here.
All logos and trade names are the property of their respective owners.