1/4" Insulated Copper Coil Line - 1/2" White Insulation - 35' Long 18" Diameter + Product Details Size -

+ Product Details Size - 20"w X 8"h is the size for the duct opening measurement only

+ Product Description When it's time to upgrade your HVAC Vents in your house

If you are looking to enhance your project with a top-of-the-line unit

875" width X 21

Measure the size of the air duct/drywall opening

1/4" Insulated Copper Coil Line - 1/2" White Insulation - 35' Long 18" Diameter + 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"