


Roof curb adapters adjust the standard fan curb cap dimensions to match non-standard or existing roof curb size.

Model GESR is an equipment support for use on insulated flat roofs.
- 8, 12 or 14 in. heights
- 4, 6, or 8 in. widths

Model GESS is an equipment support for use on a non-insulated flat roof.
- 8, 12 or 14 in. heights
- 4, 6, or 8 in. widths

Model GPE is a curb extension providing additional height to standard roof curbs. Units feature an access door to provide easy access to the damper and damper actuator.

Model GPEX is a curb extension designed to provide additional height to standard roof curbs.
- 12 to 24 in. height

A straight-sided roof curb intended for use on flat roofs.
- 8 to 42 in. heights
- 2 or 5 in. flashing flange

A straight-sided roof curb intended for use on pitched roofs in high wind or seismic applications.
- 8 to 24 in. heights
- 2 or 5 in. flashing flange

A straight-sided roof curb intended for use on ridged or double-pitched roofs in high wind or seismic applications.
- 8 to 24 in. heights
- 2 or 5 in. flashing flange

A straight-sided, ventilated roof curb intended for use on flat roofs.
- 24 or 30 in. heights
- 2 or 5 in. flashing flange

A straight-sided, ventilated roof curb intended for use on pitched roofs.
- 24 or 30 in. heights
- 2 or 5 in. flashing flange

A straight-sided, ventilated roof curb intended for use on ridged or double pitched roofs.
- 24 or 30 in. heights
- 2 or 5 in. flashing flange

A straight-sided roof curb intended for use on flat roofs. Includes a wood nailer for roofing material attachment.
- 12 to 42 in. heights
- 2 in. flashing flange

A straight-sided roof curb intended for use on pitched roofs.
- 12 to 24 in. heights
- 2 in. flashing flange

A straight-sided roof curb intended for use on ridged or double-pitched roofs.
- 12 to 24 in. heights
- 2 in. flashing flange

A raised canted roof curb intended for use on flat roofs.
- 8 to 20 in. height
- 1 1/8 in. flashing flange

A canted roof curb intended for use on flat roofs.
- 8 to 20 in. heights
- 1 1/8 in. flashing flange

Model ISB is a curb extension featuring an insect screen designed for applications where the building must be completely free of insects. Food processing is a typical setting for this product.
- 6 in. height

Model VCE is a vented curb extension typically used in kitchen applications. When used with an 8 in. high roof curb and Greenheck models CUBE, CUE, or USGF, this extension provides the required 40 in. minimum discharge height above the roofline per NFPA 96.
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