Round Aluminum Air Louver 4902-IS-10 Step Down Ceiling Diffuser 3/4" round collar

3/4" round collar

Retainer cables are provided on sizes 12" and larger to allow the inner cones to hang securely while adjusting the diffuser

RD Series Submittal

Submittal Drawing

055 T6 extruded aluminum frame * 90% free area * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 600 O - opposed blade damper * No Labor Collar - Square to round (square sizes only) * 600 T - T-Bar mount * 1/2" x 1/2" x 1" Lattice or 1" x 1" x 1" Lattice * Fractional sizes

Round Aluminum Air Louver 4902-IS-10 Step Down Ceiling Diffuser 3/4" round collarStandard Features * Lightweight Aluminum vent louver * This is a larger version of the 4901 series * Flush face * Spring clip mounting * Able to withstand wet and corrosive environments * 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