Because 3 tab shingles are simpler and require less material that means they weigh a lot less.
													
																	3 tab architectural shingles. 
								
	
		
	
																	Roofers refer to a shingle as 3 tab because it is made up of three individual tabs that are a 12 wide. 
																	As architectural shingles are denser than 3 tab shingles that means they offer a longer warranty than 3 tab shingles too. 
																	Architectural shingles weigh more than 3 tab shingles too. 
																	Like architectural shingles 3 tab roofing shingles are asphalt based products that work by shedding water to the shingle below. 
															
													
								
	
		
	
																	On average they weigh around 50 percent more than 3 tab shingles. 
																	Traditional shingles are the 3 tab variety. 
																	Quick roof cement 3 tab green how doers get more done need help. 
																	Owens corning supreme 33 33 sq ft shasta white 3 tab roof shingles. 
															
													
								
	
		
	
																	They cost more than 3 tab shingles. 
																	Because 3 tab shingles and architectural shingles are both asphalt shingles they are similar in composition. 
																	3 tab shingles 3 tab shingles. 
																	This could pose a problem if your house is not structurally ready for that load. 
															
													
								
	
		
	
																	They are the shingles people most often associate with asphalt roofing. 
																	Asphalt roof shingles roofing shingles architectural shingles class a roof shingles 4 in. 
																	They are both made with asphalt and adhesives and as well as granules for the outermost layer and fiberglass for the backing.