The Number 1 selling vent in the industry! The polystyrene material provides a lightweight water resistant air channel. Ideal for high volume new construction or lower cost re-insulation. 22" x 48"
Economical way to meet energy code requirements for air flow
Multiple lengths and perforated center line to fit all applications
Wide nailing flange and center strut allows for easy installation
This product was added to our catalog on Thursday 17 May, 2007.