Two sizes of gutters are the most popular in standard homes five inch k style gutters and six inch half round round gutters.
													
																	Appropriate gutter size. 
									
	
		
	
																	You should be able to. 
																	Get 7 or 8 inch gutters. 
																	You have three options. 
																	See photos below most residential gutters will measure approximately 5 inches across the top with the actual opening being approximately 4 5 inches. 
															
													
									
	
		
	
																	Increase the pitch of the gutter. 
																	Increasing the pitch increases a gutter s. 
																	Size of the gutter drainage area. 
																	They ll cost more and probably require a custom order through a professional installer. 
															
													
									
	
		
	
																	Measure your gutter across the top from the back where the gutter meets the home to the outer edge. 
																	The standard is about inch per 10 feet. 
																	For a 5 inch k style gutter the square footage should be up to 5 500 sq ft and for a 6 inch k style gutter the square footage should be upto 7 900 sq ft. 
																	The above recommendations. 
															
													
									
	
		
	
																	Increase the pitch of the gutter. 
																	They ll cost more and probably require a custom order through a professional installer. 
																	Each of these sizes are sufficient for most houses in most areas of the country. 
																	Increasing the pitch increases a gutter s. 
															
													
									
	
		
	
																	The standard is about inch per 10 feet. 
																	You have three options. 
																	5 inch standard k style gutter shop 5 gutterbrush. 
																	Get 7 or 8 inch gutters. 
															
													
									
	
		
	
																	For half rounds 5 inch should be used for up to 2500 sq feet and 6 inch for up to 3 840 sq ft. 
																	One downspout is typically enough for every 20 25 feet of guttering. 
																	How to figure the right downspout size.