Concrete Countertop Solutions LT-001 128' x 3" Liner Track is used to mount the Poolform on a vinyl liner pool as well as hold your pool liner. This product is meant as a replacement to the HZ Track or HM-1 liner tracks. The Z Poolform Liner Track can be fastened to the pool wall either with the use of our 1" Construction Screws or our 2" Polyester Mounting Tape.