Honeywell SPRD16/U 1079088

Honeywell Regulating Damper, Series: SPRD, 16 in Size, Steel, Round

• Single-blade, steel barometric damper used to bypass excess air when majority of zone dampers are closed
• Counter-balanced weighted arm to control bypass air for zoned systems
• Air pressure in duct system increases as zone dampers close, pushing the SPRD open automatically
• Arm and weight both adjustable to control amount of air bypassed
• Recommended for low pressure systems with less than 1/2 in WC
• For larger systems and tighter pressure control, use MARD damper and static pressure controller (SPC)
• Additional weights available