Pipe Support Color Black Finish Painted For Insulation Outside Diameter 3.3 in For Maximum Copper Tube Size 1 1/2 in For Minimum Copper Tube Size 1 in Insulation Thickness Range 1/2 in to 1 in Load Capacity 1 200 lb Material TPV Maximum Operating Temperature 275 Degrees F Minimum Operating Temperature -50 Degrees F Mount Type Strut Channel Overall Length 12 in Standards UL94-HB1