Air enters and exits through the vent in the wall.
													
																	Roof air vents in spanish. 
									
	
		
	
																	Roof ventilation in a cold climate vents moisture and ensures a cold roof temperature to avoid ice dams. 
																	Aberturas f a vent in the wall lets air in. 
																	Air vent in building respiradero m in clothing abertura f en prenda de ropa on dryer tobera f de aire caliente air vice marshall british general m de división de las fuerzas aéreas air waybill hoja f de ruta aérea. 
																	The building codes and building science for natural roof ventilation however only appeared in the 1940s. 
															
													
									
	
		
	
																	In a hot climate roof vents expel hot air from the roof or attic while relieving the load on the air conditioning system. 
																	El aire entra y sale por el respiradero de la pared. 
																	Static vents come in a variety of different styles and sizes but are all non motorized vents installed near the roof ridge to allow for unobstructed flow of air from the attic.