![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10002/Fans_Roof-Curbs_Extensions_2.png)
Curb Extensions
Curb extensions increase the overall height of the installation. Curb extensions can provide additional value. Access to an actuated damper, insect screening, or venting to a non-vented installation, are a few examples.
OVERVIEW
![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10005/GPE.png)
GPE
A curb extension providing additional height to a standard curb. Model GPE features an access door to provide easy access to a damper and damper actuator.
- 12 to 24 in. heights
Purchase Options:
![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10005/GPEX.png)
GPEX
A curb extension designed to provide additional height to a standard curb.
- 12 to 24 in. heights
Purchase Options:
![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10001/ATE.png)
ATE
A sound attenuated curb extension designed to provide additional height to a standard curb while reducing the noise created by the equipment from entering the building.
- 18 to 24 in. heights
Purchase Options:
![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10001/VCE.png)
VCE
A curb extension featuring vents along each side. Typically used in a kitchen application with a non-vented curb to provide an installation in accordance with NFPA 96.
- Height varies by size
Purchase Options:
![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10005/ISB.png)
ISB
A curb extension featuring an insect screen designed for applications where the building must be completely free of insects. Food processing is a common setting for this product.
- 7 in. height
Purchase Options: