7/8" Insulated Copper Coil Line - 1/2" White Insulation - 35' Long Compatible with Duct 4" compatible with 7" duct |

compatible with 7" duct | 2 in a pack - 2' pipe – 4 foot length when connected – 30 gauge thick & made of thick & durable galvanized sheet metal

The total outer size of this grille is the listed size

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

75" width X 33

7/8" Insulated Copper Coil Line - 1/2" White Insulation - 35' Long Compatible with Duct 4" compatible with 7" duct |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"