Material:aluminum8011-0;
Material width:80;
Shrinkage ratio: 1:4
Specification interval:100-500
Material thickness:0.08-0.15, the double layer is not supported
Operating temperature range:-30 to 450 C
Standard length:3m ;
Length after shrinkage:75cm
Advantages: space-saving, freight-saving Disadvantages: Application: suitable for range hood, gas water heater, ventilator, fireplace, central air conditioning, and other ventilation equipment.