A beautiful penthouse can turn into a real nightmare in summer. Having the sun scorching all day on the roof makes it impossible to stay inside. The Purovi Thermo Sun Shield for Windows and Skylights is the best solution to the heat problem in your attic or penthouse. Impressed on the frame of your Velux window you will find its model code. Make sure to check it, in order to purchase the right Sun Shield model.With its opaque, reflective 300D Oxford fabric, this innovative curtain will protect the room from heat and UV rays. The shield can be applied on the inner or outer side of the window. It does not require a drill or glue. The suction cups ensure an excellent grip. Should the curtain be slightly smaller than the window, the thermal shield will remain extremely effective. It is advisable to leave the Shield on for the whole duration of the hot season. If you want to remove it temporarily, it won't be necessary to remove the suction cups also. Despite being very effective against heat and UV rays, the Shield does not darken the room, and keeps it pleasantly cool. Get ready for summer with the Purovi Thermo Sun Shield for Windows and Skylights!