How to j channel around windows.
													
																	Cutting j channel around windows. 
									
	
		
	
																	Cut a 1 inch notch on either end of the piece with tin snips but do not score or snap the. 
																	Drive roofing nails every 8 to 10 in. 
																	Make the miter cut on the bottom with shears. 
																	How do you install j channel around windows. 
															
													
									
	
		
	
																	Lap the side over the bottom as shown. 
																	Longer than the height of the window. 
																	Start j channeling the window from the bottom make cuts on both ends of the j channel. 
																	I didnt say i think they these type of windows are ideal yet the windows meet industry standards as well a being code compliant. 
															
													
									
	
		
	
																	Measure the width of the window. 
																	Notch on the top end as you did on the bottom j channel. 
																	Add 2 inches to that number and cut a length of j channel to this. 
																	Cut out a three quarter inch notch in the bottom of the side j channels and bend the tab. 
															
													
									
	
		
	
																	The last one i did was on a 28 wide window and i cut the nail flange at 3 4 intervals and left the front edge intact. 
																	Vinyl j channel round top windows well yes there is a way to make the ridgid j to conform to the arch. 
																	Check the frame of the window and clean anything that is not gonna allow for a j channel to lay flat to the side of the window. 
																	Create the top piece by cutting a length of j molding 2 inches longer than the width of the window. 
															
													
									
	
		
	
																	Cut and install the top j channel. 
																	As to the integral moulded j channels. 
																	Cut the side j channel 2 in. 
																	Place the side j channel. 
															
													
									
	
		
	
																	Cut and install the side j channels. 
																	Cut and install the bottom j channel. 
																	Similar to j channel used with vinyl siding j trim is nailed to the building s framing at the top edge and along any interior corner seams to hide the raw edges of the siding. 
																	Most manufacturer advice install a moisture barrier around the exterior sheathing of the home with specific instruction on now to cut out around windows. 
															
													
									
	
		
	
																	To miter window and door corners of the j channel install the bottom j channel to extend past the side casing making sure it s the width of the j face on each end. 
																	Cut j channel for the sides of the window.