Owens Corning
ROOFING UNDERLAYMENT WITH HYDROPHOBIC NONWOVEN CORE
Last updated:
Abstract:
A roofing underlayment includes a hydrophobic nonwoven core layer that provides enhanced resistance to water infiltration. In addition to the hydrophobic nonwoven core layer, the roofing underlayment includes a coating layer adhered to a surface of the hydrophobic nonwoven core layer, and an exterior surface layer adhered to the coating layer. A roofing system that includes the roofing underlayment is also provided.
Status:
Application
Type:
Utility
Filling date:
23 Jun 2020
Issue date:
24 Dec 2020