3/8" Insulated Copper Coil Line - 1/2" Black Insulation - 25' Long Copper Coil-Insulated Line Set + Product Details Size –

+ Product Details Size – 12" X 4" is the size for the duct opening (floor/vent hole) measurement only

Suitable for medium-pressure applications

Scratch-Resistant

but still light and handy

+ Why HVAC Premium HVAC Premium has been providing superior quality service for many years

3/8" Insulated Copper Coil Line - 1/2" Black Insulation - 25' Long Copper Coil-Insulated Line Set + Product Details Size –R value rating of insulation r3. 3 Insulation density is 30kgs cbm = 0. 035 w mk Works for every air conditioning & refrigeration application including ductless mini split, heat pump and centralized air ducted units. Pressure rating: 2300 to 6500 psi, much more than the required 700 psi for r410 Our coils have a very high PSI burst pressure. Whilst the maximum pressure for R410 is 700 PSI, our coils offer from 2300 to 6500 PSI See chart below: 1 4"