Pay in 4 interest-free payments of $726.38 Learn more
Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Standard Features * 4000 - door core grille with single frame * 4100 - door core grille with additional loose frame *
Negator stainless steel closure springs mounted on spring pin brackets
Opposed Blade Damper standard on 4" widths
View or print our product information sheet
Available 4" thru 40" round
Parallel Blade Volume Damper 3000P-72X70 past 12 months Standard Features * 4000 -h3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control
US$ 1497.50
US$ 20.00
US$ 145.00
