Airturn 50
Snow resistant 50 square inch vent available in black, brown, weatherwood, and grey.
Weatherpro 50
50 square inch weather resistant vent by duraflo, available in black, brown, weatherwood, and grey.

Airturn 85
Same look and design as Airturn 50 but with increased ventilation to 85 square inches. Available in black, brown, grey, and weatherwood.
Airturn rodent resistant 50
Same look and size as Airturn 50, has a scented lining to increase protection from rodent damage. Available in black, brown, and weatherwood.