How much you will ultimately pay for your backyard pergola will depend on if you use a prefab pergola a diy design or hire a professional landscaper to design and build yours.
													
																	Price of pergola with roof. 
									
																	W x 10 ft. 
																	For pricing and availability. 
																	Heritage patios aluminum pergola 20 ft. 
																	Upper shade structure and a substantial robust frame featuring impressive 7x7 vertical posts 2x6 crossbeams and 2x2 purlins for added shade projection. 
															
													
									
																	Sunjoy 10 ft w x 12 ft l x 7 ft 3 in black metal freestanding pergola with canopy. 
																	The world s first complete opening and closing louver roof system with the flick of a switch vergola louvers can be adjusted to let light in keep sun out enable cross flow ventilation or protect outdoor areas from rain. 
																	A small open roof pergola made of an inexpensive wood can be as little as 3 000 to have installed in some parts of the country while more elaborate pergolas with solid cedar or redwood beams and a solid roof can run 15 000 or more. 
																	D white 10 lb roof load by heritage patios four stars by harry clarke.