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Solar shading efficiency calculator



We can calculate the shading value offered by a Brise Soleil canopy under a variety of conditions.

Solar shading efficiency calculation

Solar Shading "Brise Soleil"

The name Brise Soleil comes from the French words for “Break” and “Sun”.
Brise Soleil comes in two common versions, either; horizontally mounted or vertically mounted.

Brise Soleil is predominately used to provide shading, however it also has applications both as a privacy screen and a security grill when mounted vertically. Brise Soleil also offers an aesthetically pleasing appearance. Both types are made up from the same component parts, these being:

Wall mounting brackets – generally constructed from mild steel, these units fix to the building elevation. The remaining components are generally manufactured from aluminium.

Mullions – these project forwards in a horizontal system, and up the face of the building in a vertical system. The mullions support the structure of the system, providing a fixing point for the blades and clips.

Blades – these come in a variety of widths we offer “C” profile blades in 100 mm width, and elliptical profile blades in 100 mm, 120 mm, 145 mm, 190 mm, 250 mm, 300 mm and 350 mm widths. They can be mounted on the mullions at a variety of angles dependent on the design

Clips – used to fix the blades onto the mullions, these come in several types and styles, depending on the specific requirement.

We supply our Brise Soleil either as pre-built “cassettes” or in kit form for final assembly on-site by our customers. We also offer a fitting service via our approved sub-contract installation team, if required. The systems can be supplied in polyester powder coat finish, anodized finish or natural mill finish.

Horizontally mounted

In this configuration the canopy is mounted above the window to be shaded, and extends outwards from the building. The projection away from the building is generally between 1,000 mm and 2,000 mm but will be dependent on final design. Horizontally mounted Brise Soleil allows the use of outward opening windows.

Vertically mounted

In this configuration the canopy is mounted above the window to be shaded, and extends down the building towards the bottom of the window. The canopy generally stands off from the building by 50 – 100 mm. Vertically mounted Brise Soleil does not generally allow opening outward windows, but can act as a security grill.

Angles

The angle at which the blade is mounted on the mullion is one of the factors in the physical design of the canopy that determine the amount of shading that it can provide. Other design factors include:

  • Thickness and shape of the blade
  • Width of the blade
  • Vertical or horizontal mounting
  • Blade orientation (away or towards the building)
  • In addition the external factors effecting the amount of shading include
  • Building’s physical location (Latitude)
  • Building’s orientation (South facing etc)
  • Time of year
  • Time of day

Please view our gallery area for related images.

Louvre Systems Ltd offer a service that calculates the amount of shading offered by a Brise Soleil canopy under a variety of conditions.

If you'd like to discuss your project, please call: 01455 20 20 30 or contact us