Sentences with phrase «about air tightness»
Not exact matches
The design metrics for Passive House that you most frequently hear about are quantification of the energy performance and air - tightness necessary for achieving Passive House Certification.
https://www.energyvanguard.com/
This will cost about $ 30,000 for the insulation, improving air tightness and siding and about $ 15,000 to 20,000 for windows.