Vernazza recommends adjustable or louvered pergola roofs as the ideal design, allowing control over sun exposure and rain ...

The louvered pergola is fully waterproof when closed. Once the rain has passed, the water will have drained away in a controlled manner via the integrated drainage channels.

RENSON's Aero is a louvered roof that can be added to new ... which keeps it in tune with any architectural style. This pergola with tilting louvers creates a pleasant environment for patios.