SpecDirectory

Greenheck CSP-A110vsOrtech ODD-90-1

Side-by-side ventilating fan comparison

Greenheck CSP-A110

Airflow

94CFM

Efficacy

5.1CFM/W

Type

In-line (single-port)

Ortech ODD-90-1

Airflow

95CFM

Efficacy

13.2CFM/W

Sound Level

0.7sones

Type

Bathroom/Utility Room

Key differences

Ortech ODD-90-1 is 61% more efficient at 13.2 CFM/W versus 5.1 CFM/W for the Greenheck CSP-A110. The Ortech ODD-90-1 is larger at 95 CFM versus 94 CFM. Overall, the Ortech ODD-90-1 sits higher in the category, ranking above 95% of certified ventilating fans.

Performance

SpecGreenheckOrtech
Airflow(CFM)9495
Efficacy(CFM/W)5.113.2
Sound Level(sones)—0.7
Number of Speeds11

Installation

SpecGreenheckOrtech
Unit TypeIn-line (single-port)Bathroom/Utility Room
Duct Size6.0 inch depth X 8.0 inch width4.00 inch diameter
Airflow at 0.25 in w.g.(CFM)8578.9
Sound at 0.25 in w.g.(sones)—1.2

Lighting

SpecGreenheckOrtech
Includes LightingNoNo
Ships with ENERGY STAR LampNoNo

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