Extension Kits for Models 263,431,556
• FOT155 Extension Kit..11.5" thru 20.0"
• FOT156 Extension Kit..20.5" thru 39.5"
• FOT157 Extension Kit..61.0" thru 79.5"
• FOT158 Elbow and Stopper A
  
  Extension Kits for Model 1004
• FOT102 Extension Kit..11.5" thru 20.0"
• FOT103 Extension Kit..20.0" thru 39.5"
• FOT114 Extension Kit...60.0" thru 80.0"
• FOT115 Elbow and Stopper