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Number of panels
The size of our standard panel is 1.7m x 1.1m. To work out the number of panels that will fit onto your roof, measure the roof and divide by these dimensions. The panels can be mounted in a horizontal or vertical format.
8
10
12
14
16
Pitch Angle
Please refer to our
Diagram
to work out the correct angle of your roof.
Horizontal
30°
45°
Vertical
Roof orientation
At midday look where the sun is in the sky. If it is directly in front of you, you are South facing. If it is directly on your left you are East facing. If it is directly on your right you are west facing.
North
North-West
East
South-East
South
South-West
West
North-West
Overshading
Significant shading: where the roof will be in shade for a large proportion of the day, possibly caused by several trees or a large adjacent building. Modest shading: where shade will only be present for a small part of the day.
Heavy
Significant
Modest
Very little to none
Calculate Saving
