1/2" Insulated Copper Coil Line - 1/2" Black Insulation - 25' Long Color_R-4.2 Yellow + Product Details Size –

+ Product Details Size – 8" x 16" or 16" x 8" is the size for the duct opening measurement only

Elevate comfort while saving on bills with HVAC Premium's Aluminum Adjustable Return Grill

75" width X 23

Our grilles feature a durable powder-coat finish

All steel wire is applied between PET surfaces to prevent corrosion (oxidization)

1/2" Insulated Copper Coil Line - 1/2" Black Insulation - 25' 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"