Superior FLK4040BLK Ceramic Liner Kit, Blackstone Stacked for DRT4040 and DRT4240

Superior FLK4040BLK Ceramic Liner Kit, Blackstone Stacked for DRT4040 and DRT4240

The Superior FLK4040BLK is a Blackstone Stacked ceramic liner kit for Superior 40" direct-vent fireplaces. It is one of the interior liner options for the DRT4040 and DRT4240, which use 4.5" / 7.5" Secure Vent rigid and Secure Flex direct-vent components.

The liner kit is optional on the DRT4040. The DRT4240 requires one liner kit (order one), either black reflective porcelain or one of the ceramic liner kits.

Specifications