Parallel Volume Damper Low Leak 3000PLL-70X16 Accessories 1/4” Wide x 1-27/32” High

1/4” Wide x 1-27/32” High slots

Square or rectangular for vertical mount only

Standard 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

Perforated Face Grille

with 60% free area

Parallel Volume Damper Low Leak 3000PLL-70X16 Accessories 1/4” Wide x 1-27/32” Highh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control