The Master Flow 3-1/4 in. x 10 in. Rectangular Appliance Wall Vent is designed to fit most range hoods that will be vented outside through a wall. This heavy-duty wall vent is made of zinc-coated galvanized steel. This wall vent features a spring loaded damper which helps provide you with a tighter closing. This vent's design features an extra-long tail piece which helps accommodate walls that are up to 10 in. thick.

Made of zinc-coated galvanized steel

Designed for most 3-1/4 in. x 10 in. range hoods that will be vented outside through a wall

Heavy-duty， metal wall vent

Extra-long tail piece helps accommodate walls up to 10 in. Thick

Spring loaded damper helps provide a tighter closing

Can be cut with metal shears

Black color

Wall vent features a minimum temperature rating of -100 degrees Fahrenheit and a maximum temperature rating of up to 390 degrees Fahrenheit