"Durovent" Rafter Vent 22" x 48"

"DUROVENT" RAFTER VENT

• Size : 22" x 48"
• Full 48" long
• Constructed from extruded polystyrene foam
• Net free air is 18.7 sqin, extra wide nailing flange 1.5" makes it easy to install
• The minimum length needed to guarantee airflow through the insulation
• The vent is pizza cut in the middle, making it easy to split 2 for 16" on center applications.