"Hills Industries Limited do not recommend
the application of a ‘canopy’ on any of their
outdoor dryer range.
Unless any addition or attachment to this
product has Hills specific approval or is sold
as a Hills Supa® Fold product the warranty
on this product is waived. The product is
designed to perform a specific task under
established test loads and unauthorised
attachments may produce stresses for
which the design is not appropriate."
Quote from Hills owners guide.