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My questions are related to part of the reply Mr. Holladay made to the "Proper Underlayment for Unvented Asphalt Roof" question posted on 11-14-14.
As a long time visitor and few years member, I have tried to absorb the lessons, opinions, science and conjecture presented here. However, I now find myself confronted with conflicting…
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Recent Q&A
Underlayment for an Unvented Roof
My questions are related to part of the reply Mr. Holladay made to the "Proper Underlayment for Unvented Asphalt Roof" question posted on 11-14-14.
Unvented roof assemblies and roof deck vapor permeance
As a long time visitor and few years member, I have tried to absorb the lessons, opinions, science and conjecture presented here. However, I now find myself confronted with conflicting…