In fact, the images in our shop are always serial images from the manufacturer for visualisation purposes, but they may differ from the product you receive. We regret the circumstances. However, the supplier confirms the dimensions of 360 x 360.

The fabric is rather firm and not permeable, even if it has small holes.

Yes, all the same

We have always stretched the sail outside all summer, but in the evening or during storms we stretch it downwards so that it offers less surface to attack. So far it hasn't done anything to the sail.

Mathematically, this gives a UPV of 10 (lets pass a tenth).

yes, it still needs accessories: Perel fixing kit (5 x 8 cm, Ø 6 cm, Ø 8 cm, 1 x 19 cm)

No, only at the corners.

Only the sail. There are metal "rings" at the ends. You therefore need either something to knot (rope) or something to hook (carabiner, hook etc.) or a combination of both.

Yes, it is waterproof and retains 90% of UV rays :) https://www.velleman.eu/products/view/?id=416430

Yes, they are available.

That depends on whether you have fastening possibilities. The best way is with a normal cord, as shown in the picture. You could also drill holes in the walls and then attach a hook. At the moment we can only offer the following kit: Perel fixing kit for awnings

According to our research, the mounting material is not included. These matching mounting kits can be ordered here: Perel Stangensatz für Sonnensegel (2,5 x 250 cm) Perel Befestigungskit (5 x 8 cm, Ø 6 cm, Ø 8 cm, 1 x 19 cm)

I can't say now, I'm only using it this season.