99-185 – Two 5″ Diameter hoods, 12″ wall sleeve, duct collar, white plactic
99-186 – Two 6″ diameter hoods
99-187 – Two 7″ diameter hoods
99-186LT – Two 6″ diameter hoods without sleeve or collar
Ideal for HRV/ERV and in-line applications.
High density polyethylene for a durable, long life even in severe climate.
- Includes screens to protect against the entry of small animals and large insects.
- No moving parts, eliminates freezing or sticking potential.