1/4" - 1/2" White Insulated Copper Coil Line Set 16' Long - Flare Nut KIT- Seamless Pipe Tube for HVAC, Refrigerant - 3/8" Insulation Compatible With Duct 4in Actual dimensions: 21

Actual dimensions: 21

Premium Quality – Our duct stick-on collar with damper has made of high-quality galvanized steel metal for durability and rust prevention

with actual outer dimensions of 16

and heat pumps

1/4" - 1/2" White Insulated Copper Coil Line Set 16' Long - Flare Nut KIT- Seamless Pipe Tube for HVAC, Refrigerant - 3/8" Insulation Compatible With Duct 4in Actual dimensions: 21+ Product Details Pipe tubing coil is made out of 99. 9% pure copper and meets ASTM B280 and C12200 standard Insulation is made of 1 2" Polypropylene and is UV Resistant, meets ASTM E 84, UL94, ASTM D1056 and ASTM G 21. Working temperature from 40 to 120 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