1/4" 3/8" Double Nipple Hose Extension Coupling with Flared Nuts Seamless Adapter for Air Conditioner, Sanitary System, Oil, Gas and Vacuum

copper pipe extension connectors, designed to provide reliability, simplicity and durability in your HVAC installation or maintenance projects and other technical systems. Thanks to its robust design, this set is an indispensable tool. copper pipe extension fittings, suitable for 1/4" and 3/8" (9.53mm) diameters. Equipped with flared nuts, they guarantee a reliable and airtight connection. These accessories are designed to meet the varied connection and extension needs in air conditioning systems and beyond. Made of solid copper, these adapters offer excellent mechanical and chemical resistance. Copper is known for its anti-corrosion properties and longevity, which allows these fittings to remain performing even when exposed to moisture, temperature fluctuations or technical fluids. 1/4" and 3/8" specifications are among the most commonly used in air conditioning and refrigeration systems. These versatile fittings make it easy to extend and maintain your installations, ensuring compatibility with a range of pipes. These adapters have been designed to simplify the installation process as much as possible. No need for complex tools or soldering: simply insert the flared nut, align the pipes correctly and tighten with a wrench for a tight and secure connection.