3/8" - 5/8" Insulated Copper Coil Line Set - 1/2" White Insulation EZ Twin Set - 15' Long Black See chart below:

See chart below:

R value rating of insulation - R3

so you are not left with much waste

order a 20x14 grille

3 * Insulation density is 30kgs/CBM = 0

3/8" - 5/8" Insulated Copper Coil Line Set - 1/2" White Insulation EZ Twin Set - 15' Long Black See chart below:+ Product Details Operating Temperature From 40F To +248F [ 40C To +120C] High Quality Copper Coil Meets Beats ASTM B280 Standard for Air Conditioning and Refrigeration (Made From C12200 99. 9% Pure Copper). R Value Rating of Insulation R3. 3 * Insulation density is 30kgs CBM = 0. 035 W mK Pre flared ends with nuts are for simple and easy installation. Copper coil line set fits most ductless mini split air conditioners, heat pump systems, and