Frankfort Indiana, USA
To find out your recommended R-Values by US Government click Here: R-Value >
The US Government does not consider fiberglass insulation to be an air infiltration barrier, but does for dense packed cellulose and foam, click Here:Air Infiltration
Insulation TypesPolyurethane Foam
Cathedral ventilation and shingle issues info from University of Illinois: click Here:Ventilation
A really Good explanation and comparison of fiberglass to foam: Click Here: > Fairy Tale
PRE-ENGINEERED METAL BUILDING
POLYURETHANE FOAM (R-7 PER INCH)
For those pesky hard to insulate Quanset Hut style buildings, nothing beats a layer of high density foam
The picture below shows the sprayer doing a "depth check" to ensure the customer gets the correct thickness of foam.
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