This Aluminium roof light was manufactured and fitted over a new opening (rectangular) to let in natural light to the kitchen/hall area, all in all we went there to fit 1 and the customer has now ordered 3 more, so obviously loving the new light in there home. Area is Kingston upon thames close to hounslow area and inbetween south London & west London area

Typical critical kerb dimensions*

Minimum Height:150mmMinimum

Thickness:75mmMinimum

Span:450mmMaximum

Span:4200mmMinimum

Width:450mmMaximum

Width:4200mm**Minimum Pitch:3° Maximum Pitch:70°*