Use needle nose pliers to snap off the plastic tab from the rear of the switch box.
													
																	Cathedral ceiling support box installation. 
									
	
		
	
																	Turn off the electrical power to a nearby wall switch. 
																	In this video this old house host kevin o connor and electrician scott caron head to denver to install a fan on a cathedral ceiling. 
																	6 duratech square ceiling support boxes are used to support chimney pipe and provide a positive connection between the support box and the chimney pipe with a built in twist lock feature. 
																	Supervent 6 id class a double wall cathedral ceiling support box at menards send cancel mail in rebate is in the form of merchandise credit check valid in store only.