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 WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. -