502243A | High Capacity 1/2" NPT M Air Vent | Caleffi Product Type_Riello Sidewall Its key features include precise

Its key features include precise dimensions

or HVAC technician

16MM X 25MM

ensuring optimal operation of heating

502243A | High Capacity 1/2" NPT M Air Vent | Caleffi Product Type_Riello Sidewall Its key features include precise**High Capacity 1 2" NPT Air Vent: NCO 502243A by Caleffi** Caleffi's NCO 502243A is a high capacity 1 2" NPT air vent designed to effectively remove air and prevent system blockages in hydronic heating and cooling applications. Its robust construction features a brass body and stainless steel float, ensuring durability and resistance to corrosion. This air vent operates on a simple float principle. When air accumulates in the system, it rises to the