Description
The Bosch HVAC 7099224 1-1/2″ Union Nut Pack of 5 is a hydronic and piping part used to create secure threaded connections in boiler and heating system pipework. It is designed for 1-1/2 inch union fittings, allowing tight, leak-resistant joining and separation of components during installation or maintenance in HVAC systems. Supplied as a set of five, it is typically used in and compatible boiler assemblies where durable mechanical sealing is required. It supports system integrity by ensuring stable fluid sealing and reliable assembly performance in HVAC hydronic applications.
