Apron flashing a one piece flashing such as is used at the lower side of a chimney that penetrates a sloping roof.
													
																	Roof apron definition. 
									
	
		
	
																	There are two meanings for a roof apron a flashing material similar to a drip edge that is installed at the bottom of a roof channelling the run off away from the fascia and into a gutter. 
																	Apron definition a garment covering part of the front of the body and tied at the waist for protecting the wearer s clothing. 
																	4 in a membrane roof system. 
																	1 cap or cover. 
															
													
									
	
		
	
																	A metal closure set over or covering the joint between adjacent metal panels. 
																	A strip of wood usually set in or over the structural deck used to elevate and or attach a primary roof covering such as tile. 
																	Barge board the board covering the roof timbers on the gable or skillion end of a roof fixed parallel to the roof slope.