Heavy Duty Shade Pergola DIY Kit, Quality Tanalised Timber, Various SizesTanalised, pressure treated heavy duty timber Shade Pergola DIY Kit, manufactured from high quality redwood timber treated to ensure a 10 year warranty for rot. This version is our shade pergola which incorporates a full roof and end panel for growing plants up and over for shade. We have a great selection of pergola's and gazebo's, see the full Timber Pergola and Gazebo Range, if you are after a more cost effective pergola our Standard Heavy Duty