The minimum headlap is 7 inches.
													
																	Ondura corrugated roofing tiles. 
									
	
		
	
																	For projects requiring more than one panel account for overlaps in calculating roof coverage. 
																	Ondura is made with a tough organic fiber core that is completely infused with asphalt as the weather protection barrier. 
																	Lightweight and easy to trim ondura 9 tiles have no sharp edges and will not corrode. 
																	The ondura corrugated asphalt roofing sheets and tiles offer a lightweight and attractive solution for roofing projects. 
															
													
									
	
		
	
																	Each tile can cover 4 9 sq. 
																	Made from tough organic fiber infused with asphalt ondura 9 corrugated asphalt roofing tiles are is uniquely designed for easy handling and installation for smaller roofing projects. 
																	The minimum side lap is one corrugation 4 inches per corrugation. 
																	The ondura corrugated roofing tiles offer a lightweight and attractive solution for do it yourself roofing projects. 
															
													
									
	
		
	
																	48 inches by 79 inches. 
																	The ondura corrugated roofing tiles offer a lightweight and attractive solution for do it yourself roofing projects. 
																	Ondura 12 corrugated roofing panel in red.