Pay in 4 interest-free payments of $204.38 Learn more
Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Interlocking steel roll-formed blades
Standard Features * Return air T-Bar lay-in filter grille * Removable louvered 20 gauge steel face * 20" x 20"x 1" filter (not included) * 7/8" fiberglass back plenum cut holes 6"-16" (collar by others) * Seismic support holes * Soft White
Concealed mounting holes
Eighteen air patterns
Square or rectangular ceiling radiation butterfly damper
Opposed Blade Volume Damper 3000-0BD-42X26 Accessories Interlocking steel roll-formed bladesh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee 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.
