Metal-Fab Sure-Seal Direct Vent 4" Storm Collar trd The MFD-S is easy to

The MFD-S is easy to install because the damper simply slides inside the flue

36" (in) / 5

a trained professional installer is defined as one of the following: licensed contractors with prior chimney installation experience

30" Beachcomber design

Extra Protection with Soft Start/Stop and Safety Stop: The soft start and stop feature ensures smooth operation as the lift raises or lowers

Metal-Fab Sure-Seal Direct Vent 4" Storm Collar trd The MFD-S is easy toDirect vent systems are balanced pressure systems acquiring intake air from outside the dwelling while exhausting combustion gases through the sealed flue. UL 2112 tested and listed, Metal Fab Direct Vent products are designed for safety, strength and reliability, generating a product that lasts a lifetime. Precision design and construction of the 430 stainless steel flue eliminate the need for gaskets and reduce leaks, enhancing product dependability