A.O. Smith BTH-120 - Fresh Air Openings for Confined Spaces; Outdoor Air through Two Openings; Outdoor Air through One Opening; Outdoor Air through Two Horizontal Ducts

19


          



 


 

 

OUTDOOR AIR THROUGH TWO HORIZONTAL DUCTS
Figure 12
        








           


FRESH AIR OPENINGS FOR CONFINED SPACES
         
        
       

         
DO NOT
        

OUTDOOR AIR THROUGH TWO OPENINGS
Figure 10
        






  

OUTDOOR AIR THROUGH ONE OPENING
Figure 11