Jan 17th, 2021, 20:55 | 只看该作者 #42 |
Senior Member
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Double-pane windows have an R-value ranging from 3 to 3.8, while triple-paned windows have an R-value of up to 7- 8, making them more effective at blocking heat flow. This means that replacing double-paned units with triple-paned windows reduces heating costs.
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