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(888) 312-8812 Login SignupWhen maintaining thermal control in Peterbilt systems, the Keystone Parallel Flow Inlet & Outlet Block Fitting keeps refrigerant flow stable and even across the condenser. Its CND HD configuration supports balanced temperature distribution for long operating cycles. This fitting plays a vital role in preventing pressure loss and promoting steady A/C performance. For smooth, consistent cooling, the Keystone HDH010092 provides exact flow connection and heat transfer reliability.
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