Dundas Jafine ProMax™ Exhaust Hoods 4" 3m The secret is Penetrex

The secret is Penetrex

Common breaker trip

repelling the cold

Made from drop forged chrome vanadium steel for durability

it is constructed from durable

Dundas Jafine ProMax™ Exhaust Hoods 4" 3m The secret is PenetrexDundas Jafine ProMax exhaust hoods feature a robust, wide mouth cap for optimum airflow and snug fit backdraft damper that helps to prevent cold air, snow or rain from entering the home. The damper has been redesigned for superior noise reduction. Additional features include a removable pest screen that helps to keep pests out and allows for easy cleaning of the duct as well as a snap on pipe to cap assembly that eliminates the need for lint trapping