This is the opening on the bottom edge that allows air to be drawn out of.
													
																	Power roof vent installation. 
									
	
		
	
																	How to install a powered roof vent 1. 
																	The installation of a turbine vent is nearly identical to a static vent. 
																	Ardons roofing demo 10 off 5 years warranty. 
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																	Measure the diameter of intake of the fan. 
																	Mark the location of the fan by standing in the attic and driving a nail through the roof to the outside. 
																	Plenty more videos t. 
																	Climb up to the roof on a. 
															
													
									
	
		
	
																	Description electric powered attic vents use a thermostat to fight heat and a humidistat control to help prevent moisture buildup inside the attic. 
																	Set the vents where the top of the vent is level with the ridge. 
																	Featuring a low profile dome the power attic vent is unobtrusive when installed on the roof face slanting away from the front of your home.