Lomanco Whirlybird BIB12B Turbine Ventilator, 12 in Dia Throat, Aluminum, Black

All Lomanco® Whirlybird® turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird® turbine's large flashing makes installation easy. The Whirlybird® turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird® turbine reduces energy bills and the likelihood of winter ice buildup.

Made of aluminum with a black finish, with air flow rate 110 mph, base size 20 x 20 in, overall height 17-1/4 in.

Application

For residential applications

• Permanently lubricated upper and lower ball bearings that ensure long life and no maintenance
• Riveted at every connection
• 21 air foil curved vanes with rolled vane edges to deflect water
• Large flashing for easy installation
• Tested to withstand winds of 110 mph
• Easy installation
• Reduces energy bills
• Reduces winter ice build up
• Big Whirly 14 in moves up to 37% more air than the 12 in

Warranty

Lifetime Transferable