The light concrete base which to be manufactured from pumice (Bims) composes other covering, in Hart Classic Chimney Systems.
The ceramic which has rounded horizontal section composes in side of port of system.
Ceramic pipes has a gradual additional place and to be installed with special cement which is durable against acids. There is an insulation layers which made from rockwool between chimney, ceramic pipes and the light concrete base.
BASIC PACKAGE OF HART CLASSIC :
Light concrete base Stones, ceramic pipes, insulation with rockwool, front plate, cleaning lid, dilation grouting pipe, special cement durable against to acids, face mould of plaster.
Hart Chimney Systems 
