Concrete Countertop Solutions ACS-001 Coverstar/APC AutoCover Spacer 64 per Case. Z Poolform is a reusable PVC form used to create decorative concrete copings for swimming pools. Interchangeable form liners will allow for a variety of different edge profiles and textures. The AutoCover form will plug directly into the most popular Auto Cover Tracks (Coverstar, APC, Cover Pools and Aquamatic). Package contains 8 - 8' (64 linear feet) of AutoCover Z Poolform and 64 spacers. This includes the base form and the back piece. Form Liners are sold separately.