The Advanced Distributor Products 176799949 Piston Orifice is a precision-engineered #49 R410A piston designed to provide reliable refrigerant flow control in residential cooling systems

such as carbon monoxide and water vapor

replacing a brittle or carbon-tracked cable with this genuine Carrier part restores the integrity of the ignition control circuit

How do I install the sampling tube correctly

Grundfos 99358478 Flange Gasket 324846-701 The Advanced Distributor Products 176799949The Grundfos 99358478 Flange Gasket is a precision engineered EPDM rubber seal designed specifically for Grundfos UP and UPS series circulator pumps. Engineered for a leak proof interface between the pump housing and GF 15 26 flange connections, these gaskets maintain mechanical integrity under high pressure hydronic conditions. As a standard 2 pack replacement set, they are essential for routine maintenance or new installations of cast iron and