<b>Why choose us?</b><p>Insulated copper line set for use with ductless mini- split systems. Linesets compatible with all manufactures, Mitsubishi, LG, Fijitstu, Daiken etc...<br><b>Pure copper pipe</b><br>Seamless copper tube showing no leaks, high and low pressure lines.<br><b>Thickened insulated cotton</b><br>The insulated cotton is thick and solid with fireproofing and flame-retarded function, by which the burning stops immediately upon leaving the flame and only the outer layer of the cotton turns into power.<br>