I have crawl space between roof and ceiling, need insulation on the ceiling, what R-value and what kind of material is best? Faced or unfaced? Blow in? I don't have any insulation nowI live in Chicago area.
They now have pumped in foam that can be done professionally.
Nothing will happen to itThe silver is most likely 925 sterling, meaning is doesn't tarnish easilyAnd cubic zirconium is glassSo.yeah, it's glassI have a 925 sterling silver ring I never take off, even in the showerNo harm has come to it over the 15 years I've had it.
