An apparatus for covering a boat that includes a canopy, a plurality of
canopy supports, and one or more drivers. The canopy is sized to cover at
least a portion of the boat, and includes a bottom edge and a peak. The
plurality of canopy supports each have a first portion and a second
portion. The first portion is movable relative to the second portion. The
first portion is attached to the canopy and disposed vertically below the
peak. The first portion of each canopy support is selectively extendable a
distance between a first position and a second position. The one or more
drivers are operable to drive the first portions of the canopy supports
between the first position and the second position.