Solar orientation and shading
Pergola shade changes by latitude, season, time, orientation and overhead-member geometry, so design should start with the sun path rather than a fixed recipe.
Read article →Evidence-led knowledge base
Climate-responsive design
Orientation, sun, rain, coastal exposure and seasonal use should shape the design brief.
Rain, overflow and site drainage
A weather-covering pergola must collect, convey, overflow and safely discharge water without directing it into foundations or the building envelope.
Read article →Waterproof, water-resistant and rain-shedding claims
Rain performance is a system claim defined by configuration, intensity, wind, duration, drainage and acceptable leakage—not by one word.
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