Lennox Y7317 – Black Iron Coupling, 1/2 inch, 5-Pack

The Lennox Y7317 black iron coupling provides a reliable connection for 1/2 inch gas piping in residential and light commercial HVAC applications. Built from durable black malleable iron, this coupling ensures a tight, corrosion-resistant seal for natural gas and propane line installations. Designed for Lennox systems but compatible with standard 1/2 inch threaded piping, it is ideal for repairs, retrofits, and new system setups requiring dependable threaded joints.

Features
• 1/2 inch black iron coupling for gas piping applications
• Threaded connection allows secure and leak-resistant installation
• Suitable for natural gas and LP/propane line use
• Heavy-duty malleable iron construction for long-term performance
• Compatible with standard HVAC and plumbing pipe fittings
• Convenient 5-pack for stocking and multi-unit service calls

Ideal for service technicians and contractors needing a reliable coupling solution for Lennox heating systems and general gas line work.