A lot of natural daylight is a prerequisite for a healthy indoor climate for living space. Uncontrolled and excessive sunlight can severely disrupt comfort. RENSON external sun protection allows ...

38 thermal insulation up to 0.816W/m².K, sound insulation: 41 dB, security RC2 The perception of interior space is heavily altered by the elimination of a vertex; once the corner of a room ...

Repeat this in the middle of your window frame and in the right corner, then check your markings with a level. While measuring, keep in mind the length of your curtain panels. If you can avoid it ...