1/4" - 3/8" Insulated Copper Coil Line Set - 1/2" White Insulation EZ Twin Set - 35' Long Adjustable Return Some of the best features

Some of the best features aren't readily apparent

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Both lines taped together every 18in for easier handling & installation

our grill boasts an impressive 96% airflow capacity

+ Product Details Size – 16" x 20" or 20" x 16" is the size for the duct opening measurement only

1/4" - 3/8" Insulated Copper Coil Line Set - 1/2" White Insulation EZ Twin Set - 35' Long Adjustable Return Some of the best features+ 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