Durovent UDV2248 Rafter Vent

Ado Products Ado UDV2248 70 Pack 22 inch x 48 inch Durovent Polystyrene Foam Rafter Vents – Quantity of 70, Size: 22 x 48, Beige

The polystyrene material provides a lightweight water resistant air channel. Ideal for high volume new construction or lower cost re-insulation. Constructed From Extruded Polystyrene Foam Net Free Air Is 18.7 Square Inches Extra Wide 1.5″ Nailing Flange and Center Strut Makes It Easy To Install Full 48″ Long, The Minimum Length Needed To Guarantee Airflow Through The Insulation Perforated Center Makes It Easy To Split For Smaller Truss Openings Allows For Cooler Attics In Summer Helps Prevent Ice Dams In Winter Improves Insulation Efficiency Helps Prolong Shingle Life Allows For Drier Attics Wide Nailing Flange & Center Strut Allows For Easy Installation Economical Way To Meet Energy Code Requirements For Air Flow Quantity of (70)