Search found 3 matches

by GCS
Thu Sep 09, 2010 5:10 am -1100
Forum: Material
Topic: Error!? Material properties are changed after saving
Replies: 2
Views: 5340

Error!? Material properties are changed after saving

I am working to enter new barrier materials with properties into the User Defined material database, in IP units. I noticed when entering the thickness for small values (eg 0,04 inch), after saving the value becomes something else (eg 0,001). I don't understand how this can happen, and am concerned ...
by GCS
Mon Jun 07, 2010 4:10 am -1100
Forum: Hygrothermal Sources & Sinks
Topic: Air Changes in Attic
Replies: 4
Views: 11022

I am trying to model a vented attic of the roof in Florida. The attic has been retrofitted with ccSPF for strength and insulation. I want to model the vented condition in the attic. I'm still uncertain, are you investigating or designing. i.e. has this already been built or are you trying to determ...
by GCS
Mon Jun 07, 2010 1:58 am -1100
Forum: Hygrothermal Sources & Sinks
Topic: Air Changes in Attic
Replies: 4
Views: 11022

Need more information

Sushmit, please give more details about your construction and boundry conditions, e.g. where is your building, where do you want to place the ventilated airspace, etc. You are saying you have SPF against the OSB, but also talk about an airspace. Where is that airspace? BTW, WUFI 4.2 only allows cavi...