Sag N Bag System
Set-Up and Operation
- First layer of faced insulation is installed perpendicular to and over the purlins, with the overall extra length to sag down evenly in between the purlins.
- Top layer is installed parallel to and between the purlins on top of the “sagged” faced insulation.
- Insulation: between/over purlins, no banding
- Appearance: purlins exposed
- Building type: steeper pitches ok
- Application: new
- Meets older codes (IECC 2009, ASHRAE 2010)