Our Dodecagon Gazebos are 12 sided and range in sizes  from 22'-30'. All Dodecagon Gazebos are priced with the Pressure Treated Pine Floor.The 12' sided Gazebo gives more strength and support to the overall design and engineering of this model. They can be ordered with or without a floor and can upgrade to 6x6 Posts. This model comes standard w/ Cedar Shingles or Architectural Asphalt Shingles. Please call for pricing w/o a Floor.