Heating, ventilation, and air conditioning systems are a part of everyday life, yet most people give little thought to the comforts these systems bring until they go bad or need repair or replacement. This is one of the reasons HVAC professionals take pride in caring for all the various components of HVAC units. HVAC professionals know protection of the various components is highly valuable to the life of a unit and the protection begins with caps and plugs to cover open ports during shipping, storage or during production. Learn more by clicking on the various links on this page and find out which caps and plugs are most suitable for each of the main components of an HVAC system. Find more information under our News section of this website.