DESCRIPTION

  • Approved for use with category 1 gas furnaces, heaters and boilers
  • Design eliminates sharp edges by hemming the flue and casing
  • Double wall design enables use at close clearance to combustibles
  • Features positive twist lock, tool-free assembly and disassembly

Metal Fab No-height Increaser

M4MIN

Inside Diameter 2:

SPECIFICATIONS

Height
2-69/100 in
Inside Diameter
4 in
Inside Diameter 2
5 in
Material
Galvanized Steel

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