Mason Lenny Belleveau teaches us the ins and outs of chimney-top flue dampers from and then checks out the work on the chimney sweeps. Down at sill-level, the guys discuss the replacement of one part of the sill and the consolidation of another using an absorbable epoxy. SPNEA head restoration carpenter Tom Decatur demonstrates another version of the epoxy used for filling voids in rotted wood. The crew demolishes the kitchen, and kitchen designer Glenn Berger recaps the evolution of the kitchen Chris and Joan Hagger.