Dundas Jafine ProMax™ Exhaust Hoods 4" Size:4" Each bottle includes 50 test

Each bottle includes 50 test strips packaged in a waterproof PopTop bottle with a hinged cap

heat reflective and light reflective - making it an ideal choice for sealing aluminum faced insulation seams and joints

Tip engineered for easy plunge cuts

5/16' bolt throw

Dundas Jafine ProMax™ Exhaust Hoods 4" Size:4" Each bottle includes 50 testDundas 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