AirScape Kohilo 2.8 and 1.5 Whole House Fans
What is it?
•It's an AirScape whole house fan without the motorized damper & electronics.
•Extremely quiet operation.
•Damper seals, but not as well as the full featured AirScape units. The unit contains a non-powered backdraft damper.
2.8 features: 2850 CFM on high speed with 2-speed operation
1.5 features: 1532 CFM with 1-speed operation
| Airflow: | 2.8: 2850 cfm High Speed / 2501 Low Speed 1.5: 1532 cfm |
|---|---|
| Fan: | 2.8: 22" diameter powered by a 2 speed motor 1.5: 16" diameter powered by a 1 speed motor |
| Energy Use: | 2.8: 297/263 watts (High/Low) 1.5: 168 watts |
| Efficiency: | 2.8: 9.6 CFM/Watt 1.5: 9. 1 CFM/Watt |
| Acoustical: | 2.8: 47.5/44.5 dBA@1m (High/Low) 1.5: 47.5 dBA@1m |
| Attic Seal: | Non-Powered Backdraft Damper |
| Insulation: | NA |
| Controls: | 2.8: Dual SPST Decora Switch 1.5: Switch |
| Grille: | High-Flow, White Aluminum Cube-Core |
| Grille Outer Dimensions: | 2.8: 24.5 inch X 28.5 inch 1.5: 24.5 inch X 24.5 inch |
| Rough Opening: |
2.8: 22.5 inch X 26. 5 inch |
| Required Attic Venting: | 2.8: 6 sqft net free area 1.5: 3 sqft net free area |
| Electrical: | 2.8: 120 VAC, 60hz, 3 Amps 1.5: 120 VAC, 60hz, 1.5 Amps |
| Warranty: | 3 Years |

Related Products
AirScape 2.5e WHF Whole House Fan
The AirScape 2.5e WHF exhausts 2536 cfm, yet is the most efficient and quietest AirScape available. Insulated damper doors!
Tamarack HV1600 R38 Whole House Fan
R38 insulated whole house fan. 2-Speed moving 1,150/1,600 CFM. Fits 16” or 24” on-center joists with no joist cutting.
why buy from us?
We're engineers passionate about home ventilation and serious about customer service – so you can count on us for carefully-selected equipment and expert advice to ensure your project is a success from specification to installation.
Your call is answered by qualified people who will gladly discuss your project in detail, advise you professionally and never sell you inappropriate products.




