Round Aluminum Air Louver 4901-IS-3 Residential Registers & Grilles blades prevent metal on metal

blades prevent metal on metal rattle

14" and 16" * Soft White Options * Field installable Bowtie Damper (BD) (sizes 6-14"

linkage and handle enclosed in valve to assure trouble-free operation

Available blade centers at 1/2"

For evaporative cooling or high velocity exhaust applications

Round Aluminum Air Louver 4901-IS-3 Residential Registers & Grilles blades prevent metal on metalStandard Features * Lightweight Aluminum vent louver * Able to withstand wet and corrosive environments * Spring clip mounting * Easily installed using only a high grade silicon caulk * Satin Anodized finish Options * IS Insect screen * Standard Color or Designer Color Finish available on this product