the 21805U is a solid choice

When troubleshooting HVAC electrical components

It is recommended to use a manometer during commissioning to verify the exact trip point for induced draft or positive pressure applications

Industrial Grade: Suitable for multi-use applications including natural gas service regulators used in heavy-duty meter sets

York S1-029-19387-010 Orifice 326058-758 the 21805U is a solidThe York S1 029 19387 010 Orifice is a precision engineered refrigerant metering device specifically sized at 0. 059 inches for residential and light commercial air conditioning systems. This genuine York HVAC replacement part is essential for maintaining the pressure differential between the high pressure liquid line and the low pressure evaporator coil. For field technicians, utilizing the correct 0. 059 orifice is critical for achieving the