Five Piece Straight Copper Fittings With Three Eighth Inch ID Copper Couplings And Dimple Stop Sweat Tube Fittings For HVAC Air Conditioning And Refrigeration Systems Pro Grade Durable 99.9 Percent Copper For Leak Free High Conductivity Connections

Five-Piece 3/8in Copper Straight Couplings for HVAC
✔️ 3/8 in ID, 0.68 in length, 0.8 mm thick, sweat ends

These straight copper fittings are 99.9% pure copper couplings designed for leak-free connections in HVAC, refrigeration, and piping work. Ideal for repairs, redirects, and new installs in residential and commercial systems.

✅ 99.9% pure copper for high thermal conductivity and corrosion resistance
✅ Inner diameter 9.52 mm (3/8 in), length 17.2 mm (0.68 in), wall thickness 0.8 mm
✅ Sweat-end connections for secure soldering and leak-proof seals
✅ Dimple stop design prevents tube slippage under pressure
✅ Pack of five identical 3/8 in OD copper couplings for multiple installs

💡 What is a straight copper coupling used for in HVAC and plumbing systems? This handy connector helps join copper tubes reliably. - It provides a secure, leak-free connection for copper tubing in HVAC, refrigeration, and plumbing projects. - It handles 3/8 in ID copper tubing and is compatible with sweat-end fittings for permanent seals. - It offers corrosion resistance and good thermal conductivity thanks to 99.9% copper. - A 5-pack helps keep tools and spares ready for ongoing maintenance and repairs.