1) Pool Pads- Provides an important protective layer between a vinyl swimming pool liner and it's sand or soil base. This acts as a vapor barrier to keep potentially harmful water away from metal components. In addition, liner failure due to puncture is minimized and heat retention is improved. 2) Wall Foam- Wall foam is padding that helps to creat

1)Overlap- Overlap liners are the least expensive, and are usually limited in design options. Overlap liners do not have a bead. They are stretched over the wall and held in place with plastic comming. These liners are easily identified, as liner material is usually seen hanging a foot or so on the outside of the pool wall. This is my least favorit

If your vinyl pool liner is oval in shape, you will want to measure the length from end to end at the center and the width in 2 or 3 places and then take the average of the width. Again, measure inside wall to inside wall for length and width to get the correct pool liner measurement.