Marketing InformationFurnish and install on the plans and described herein, a Caleffi DISCAL DIRTMAG® magnetic air and dirt separator as manufactured by Caleffi. Each separator must be designed with a side drain valve, blowdown drain valve and automatic air vent. The separator design must include a large internal volume and a stainless steel internal element to automatically remove all dirt present in the system with particle separating capacity to 5um (0.2 mil) and a stack of neodymium rare-earth magnets inside a brass dry-well, removable for purging, with up to 100% ferrous impurities, including magnetite, separation efficiency. The separator must be ASME Registered, see below and shall be a Caleffi model NA546AM or approved equal.