Online Item #:
- Mfr. item number - GHR4W
- Removable bird guard prevents birds & rodents from entering through vent
- Damper seals when not in operation to prevent back drafts
- Louvered damper operates quietly for maximum exhause air flow
- 4 in. diameter opening
- Calcium-filled polypropylene
- Melting point - 325 degrees F
- UV inhibitor added
- Made in the USA
- Weight: Approximately:.67 pounds
- Shipping Dimensions: Approximately 3.5 x 6.25 x 6.25 inches.
Tab 4 - Future Phase
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