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Honeywell Regulating Damper, Series: SPRD, 12 in Size, Steel, Round, Import
| Domestic/Import | : | Import |
| Material | : | Steel |
| Series | : | SPRD |
| Shape | : | Round |
| Size | : | 12 in |
- 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