Insulation batt having integral baffle vent
US7921619B2 · kind B2 · utility
11Cited by
55References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2009 |
| Grant date | Apr 12, 2011 |
| Priority date | — |
| Expiry date | Sep 18, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04D13/178
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for insulating and ventilating a space between rafters for supporting a roof includes, an elongated insulation mat having an integral baffle, at least one channel on a roof facing side of the baffle for passage of ventilating air, and at least one vapor permeable membrane covering at least a portion of the insulation mat facing the channel, wherein each vapor permeable membrane transmits water vapor emanating from the insulation mat.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.