Kit includes a closable fire box inlet (that fits pre-cut hole in firebox), 3" flexible vent conduit and plastic outdoor hood.

The masonry arch kit consists of 2 pieces that can easily be mortared in to give a custom look. 

Mortar is included in all firebox kits.

The height kit increases the opening by 8", consisting of a rear wall and 2 side walls.  

For use with Wood Burning Fireplaces being installed on a wood floor or second story applications.  Includes insulation blanket, all thread, brackets and 2 cement boards per base.

Mason-Lite's very own steel throat dampers have been designed specifcially to fit in the Mason-Lite Fireplace throat.  Damper blocks are not required.  This damper fits perfectly in the MFP33/39/44/49/63.

Dampers are required in indoor applications. 

If using Mason-Lite Firebrick Panels, damper blocks are not needed.