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It completely replaces the SP12015-1
As an auto-reset limit switch
This assembly serves as the direct replacement for S1-4223700
it is designed to withstand the thermal cycling and high-stress environments typical of Lochinvar Knight boilers and A
IO Hvac Controls MUA-06 Damper Kit 30067439-890 It completely replaces the SP12015-1The iO HVAC Controls MUA 06 is a professional grade make up air solution designed to mitigate negative air pressure caused by high tonnage exhaust systems in residential and light commercial structures. This 6 inch makeup air damper kit features a Power Open Spring Closed (PO SC) configuration, ensuring the intake remains sealed when not in operation to prevent unconditioned air infiltration. The system is triggered by an adjustable differential
US$ 60.00
US$ 32.99
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