All Questions
Tagged with building-physics glazing
2 questions
15
votes
5
answers
28k
views
How can I determine the U-value (or R-value) of my existing double glazing system?
Is there an easy way to determine the U-value (or R-value) of an existing fitted double glazing system?
Two options spring to mind, looking up the value in some kind of database (sadly I have no idea ...
7
votes
3
answers
3k
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Is secondary triple glazing a practical way to reduce energy costs?
I have been considering installing secondary double glazing units in my home in an attempt to turn my double glazed windows into triple glazed windows.
I understand the law of diminishing returns, ...