Model # IR61BR
Store SKU # 1000169124
For those who prefer roof louvers (or where existing louvers are being replaced), Master Flow IR61 is our best High-Impact Resin Roof louver with superior resistance against dents and scratches. The IR61 roof vent has a slant-back design for superior performance agianst weather infiltration, especially in steep-slope appliations. The high-impact construction is manufactured with UV inhibitors to maintain consistent colour.
- Unique built-in screen helps deter bird and rodent infiltration; prevnts clogging from leaves and pine needles.
- 12% larger flashing with pre-drilled nail holes makes instatllation easier, helps prevent leaks.
- Full 65 sq. inches of net free ventilating area (NFA) per vent.
- Available in four popular colours to complement most roofs.
- Manufactured in U.S.A.
- Always have a balanced ventilation system. In no case should the amount of exhaust ventilation exceed the amount of intake ventilation.