There are several things to consider when establishing a budget for your project to help get a more precise estimate.
													
																	Roof deck construction cost. 
									
	
		
	
																	Building permits average between 350 and 1 800. 
																	You will pay 2 100 2 700 total. 
																	At the highest end of the price range is 80 mil pvc membrane. 
																	Homeowners should budget at least 25 000 for a basic deck. 
															
													
									
	
		
	
																	Still installing a rooftop patio is a major investment. 
																	Pvc deck cost per square foot is 9 12. 
																	This is a rough estimate of the number of bundles or squares needed. 
																	Divide the total square footage of the roof by the square footage of a single bundle or square of shingles. 
															
													
									
	
		
	
																	In urban markets a rooftop deck may return almost 150 of the project costs in resale value especially in warmer climates where homeowners can enjoy their deck year round. 
																	Another option is a manual deck cover which costs 500 to 1 500 or 1 700 and up for a motorized cover. 
																	Include 40 to 50 for supporting posts and concrete and an additional 2 60 per square foot for flat asphalt roof covering. 
																	The average price to build a roof over your deck or add pergola framing is between 0 70 and 1 30 sqft. 
															
													
									
	
		
	
																	Cost to build a roof over a deck a covered veranda roof costs 3 000 to 10 000 for materials and labor. 
																	Adding a deck can add significant value to your home as well. 
																	Average deck cost is 700 900 per 100 sq ft. 
																	It s a large project that requires adding on to the framing attaching the covering onto the structure of your home and potentially getting a permit from the city. 
															
													
									
	
		
	
																	So if your roofing deck is 300 sq ft.