The GRS is a spun aluminum air relief roof ventilator for natural gravity or positive pressure systems. This model can mount either to a roof curb or with a flashing flange (GRSF) for quick and easy installations.
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Availability |
[3 Total] |
SKU | GRS20 |
Part # | GRS-20-QD |
Manufacturer | Greenheck Fan Corporation |
Inlet Size | 20 |
Construction | Aluminum |