Lay one and two tab shingles as you near the valley so full size shingles will run across the valley.
													
																	How to paper a roof valley. 
									
	
		
	
																	Stop nailing 6 inches from the center. 
																	Cut a slit from the side of a paper roll to accommodate vent pipes. 
																	You can center it and align it smoothly with the roof contours as you go down. 
																	Snap a chalkline 2 to 3 inches past the valley center on the top layer of shingles. 
															
													
									
	
		
	
																	Roof one side of the valley running the shingles across it. 
																	This video is about how to install peel n stick in valley. 
																	Remember to always overlap roof paper at valley ridges and hips by six inches. 
																	Use a utility knife to trim all excess paper on the last pass. 
															
													
									
	
		
	
																	Felt paper should extend at least 10 inches up each side of the roof valley so use a strip between 20 and 24 inches wide. 
																	Ensure ice and water protector has been installed along the valley first. 
																	To secure the roof valley flashing nail it down carefully. 
																	It s best to wear gloves and protective eyewear for safety purposes. 
															
													
									
	
		
	
																	Then starting at the base of the.