A termination block of an HVAC unit comprises an elongated body that is coupled to the frame of the HVAC unit. The elongated body securely retains a refrigerant pressure gauge port therein and mounts a filter drier thereto such that copper tubing to and/or from the refrigerant filter drier and the refrigerant pressure gauge port is held in position to assist with brazing the copper tubing to other copper tubing and/or components of the HVAC unit.