Available for standard or extra wide openings the werner available for standard or extra wide openings the werner aluminum universal fit attic ladder offers a lightweight design yet boasts a duty rating of 375 lbs.
													
																	Build extra wide attic opening. 
								
	
		
	
																	9 in 30 in. 
																	Louisville ladder big boy series 7 ft. 
																	The rough framed opening must measure a minimum of 22 by 30 inches. 
																	You can sister the joists by cutting 2 x8 boards the same length as the joists applying construction adhesive and affixing each to a joist with nails. 
															
													
								
	
		
	
																	Wood attic ladder with 350 lbs. 
																	Attics with mechanical equipment. 
																	Fortunately this is a fairly easy fix. 
																	If the opening is located in a wall it must be at least 22 inches wide and 30 inches high. 
															
													
								
	
		
	
																	The strut design eliminates springs and allows for a wide access opening easy to open and close smoothly. 
																	You might open up your attic and find bare joists with fiberglass or cellulose insulation between the joists.