Installation guide
23
Isis
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2. Position airfoils
Slide the airfoils onto the tabs as shown. 
Installing Airfoils
Big Ass Fans recommends completing electrical installation (p. 25) before installing the airfoils.
WARNING: Disconnect power to the fan before installing the airfoils.
1. Attach winglets (to airfoils)
Note: Winglets are standard on Isis fans; however, airfoil tips are available. If you opted for the airfoil tips, skip this step and 
proceed to step 2.
Attach the winglet to the airfoil using the Winglet Hardware as shown. Securely tighten the screws. Attach winglets to all 10 airfoils 
before attaching airfoils to the fan.
Winglet Hardware (BAF-Supplied):
(10) 10-32 x 1/2” Screw










