1/2" Insulated Copper Coil Line - 1/2" Black Insulation - 50' Long Color_R-4.2 Yellow + Product Details Size –

+ Product Details Size – 30"w X 10"h is the size for the duct opening measurement only

+ Product Description Check out one of our most attractive and stylish grills

The first number in a grille size represents the width

Whilst the maximum pressure for R410 is 700 PSI

1/2" Insulated Copper Coil Line - 1/2" Black Insulation - 50' Long Color_R-4.2 Yellow + 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"