NGP manufactures a range of copper coils for most industrial and medical gases under the brand “FLEXI-Coil”. Copper FLEXI-Coils are recommended for oxygen and most medical gases. NGP can supply stainless steel FLEXI-Coils and connections for high purity gas applications. All coils are manufactured in our factory using premium grade materials. Each FLEXI-Coil is individually flushed, pressure tested and tagged.