We are the leading manufacturers of Aluminum Profile. The only reason we make a greenhouse structure is to cover it. We need to make sure to use the profile that does not damage the plastic and also does not allow the spring to jump out of profile. Choice of right alloys is very important when it comes to material for locking profiles. Total running meter per bundle is 384 running meter - Cut Length per piece 4 meters. - Standard Packing in 96 pic in a bundle : 384 mtr. - GHT : 18% - Maximum Quantity : 4 Meter (Plus 18% GST this will come on another row).