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and MK-3221
Critical for LP gas conversion kits and maintaining furnace efficiency
Split Construction: The 7JES split sleeve design allows for "in-place" installation
whereas safety valves typically pop fully open immediately
Zonefirst AOBD-12X10 Damper R-410A and MK-3221The Zonefirst AOBD 12X10 is a heavy duty automatic opposed blade damper designed for precision airflow management within forced air zoning systems. Measuring 12 inches wide by 10 inches high, this unit features an opposed blade damper configuration, which is the preferred choice for veteran technicians seeking to minimize air turbulence and ensure a more linear pressure drop compared to parallel blade designs. Utilizing a 24Vac power open power closed
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US$ 12500.00
US$ 33.95
