D.MATIALL Copper Tube 1/4” OD x 3/16” ID x 15 FT – ASTM B280 Seamless Copper Tubing for R410A Refrigerant – Air Conditioning, Refrigeration ACR Copper Coil Tubing – Copper Pipe with Welding Rod

• 【ASTM B280 Standard】: DON’T SETTLE for cheap or non-ASTM standard copper tubing. At D.MATIALL, each of copper tubes is manufactured to meet rigorous industry specification and dimensional accuracy. Our 1/4 inch copper tubing measures in 1/4” OD (6.35mm), wall thickness 0.0315” (0.8mm), 3/16” ID (4.75mm). Read more specifications and test report in Picture 3 & 4. 【What Else You Will Get】: Our copper tube is internal cleaned and capped at the ends, ensuring it arrives in perfect condition. Each package also comes with 2pcs Phosphor Copper welding rod (1310℉melting point) for your successful installations and seamless welding. 【Quality Assurance】: Begins from 99.99%+ pure electrolytic tough pitch (ETP) into a high quality ACR copper tubing, each process is following industry standard. Using high precise equipment to ensure dimensional accuracy, adopting ultrasonic flaw detection leaves no room for defects or leak points, etc. 【Wide Applications】: Refrigeration tubing is also known as C12200 copper tubing, combines excellent thermal conductivity, high corrosion resistance, superior formability, ease of joining and longevity and sustainability. Making it a trusted option in used such as HVAC system pipe, ACR tubing, refrigeration coil tubing, plumbing, electrical, DIY projects, crafts, etc. 【Before Installation】: In certain applications, we recommend to purge copper tubes with Nitrogen gas before welding. This will remove oxygen and distribute heat evenly. Under proper procedure, our copper tubing can have a lifespan of more than 10 years. D.MATIALL stands behind every purchase!, Manufacturer: D.MATIALL