• Thickness 400 microns, reinforced with PEHD film and UV protection. • Better resistance to stretching and tearing • Ideally designed for pools up to 25 m. • Weight: 520 g/m2 (+/- 10%). • Finishes: 1. with rail on all sides, 2. corner reinforcements for covers > 6 x 13 m. • 2 year warranty.