Forum Discussion
NJRVer
Oct 04, 2013Explorer
huntram wrote:
I had every salesman tell me I didn't need them because they would only add an R-1 insulation factor to the rig.
Brian
Considering a single pane window's R value is 1, adding another pane gives you a 100% increase in R value to 2.
As far as comments about gases, unless you order your house window with Argon or Krypton you have no "inert" gases in a house window. It is just dead air between the two panes of glass.
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