WR-Rotary Ventilator

• Corrugated vane design

• Trouble-free operation for years

• Bearing Suspension

• Spider Assembly

6"-36"

SY- Syphonaire

• Advanced design, low silhouette, and high efficiency

• Stationary round ventilator 

• One piece seamless top plate

12" - 42" 

RP-Ridgepac Ventilator

• High efficiency

• Low installation cost

• modular construction

• Custom built

10' increments: 9"-24"