Why is the chain/teeth opening behind the slider?
Bottom stop should be protected with a bar tack to prevent direct strain on the zip. If bar tack is fitted but breakage still happens, check effective opening of the garment. Try garment on model or dummy to see possible causes of the breakage.
What are invisible zips?
Invisible zips, sometimes refered to as concealed zips, have a fold in the tape behind the sewn coil area so they can be sewn with a special sewing foot to give a hidden / invisible appearance to the teeth. The teeth are hidden from view. See Choosing the right zip and Do’s and Don’ts for […]
Are there any other important dimensions of a zip?
The top and bottom tape end extensions (see Zip Component Descriptions) can be important for positioning the zip in the application. This may vary from one zip company to another so it is important to check the Product Data Sheet for this property when making a change. The Chain width also denotes the size of […]