The place where the chimney will be installed has to have ventilation enough to allow air renewal and favor chimney's draught.
Liquid combustibles will be avoied to lightn it. Solid tables made particularly to light chimneys are preferable. Before lighting, you have to be sure that draught's blade is open.
The chimney has to be installed keeping an air chamber around itself to allow its expansion. It's not recommended to put the decoration or the wood in contact with the chimney.
Metallic tubes will be used for smoke evacuation along the draught. Other materials as PVC or aluminium won't be used.
It's not recommended to change tube's diameter, use 90º elbows or connect diferent chimneys to the same pipe. It's recommended to use a draught shorter than 4m, exceeding at least 50cm of the top of the roof.
Chimney's draught includes different things. A good draught needs some specific chimney building characteristics, as well as other things like wind's direction, extern/intern temperature, ...
Smoke chaber and draught's controler, located at the top of the chimney are necessary to get maximum performance. Their function is to control combustion, and avoid cold air from outside get in.
Size of the smoke tubes are relative to chimney's size. A good installation, and a correct size are essencial to get the best chimney work.
La ximenera es composa de varies parts, encara que amb aquest terme designem genèricament a la totalitat:
Llar, recinte protegit on s'encen el foc, amb característiques constructives encaminades a mantenir aquest foc i evitar arrebossats de fum. El material emprat en la seva construcció pot ser metàl·ic o ceràmic refractari.
Conducte de fums, instal·ació destinada a la evacuació dels fums generats en la llar. Generalment, s'utiliza tub metàl·ico revestit amb tabiquria d'obra.
Sombreret o caputxó, remat exterior del conducte de fums. El seu disseny ha de facilitar l'eixida del fum i evitar l'entrada de l'aigua de pluja.
Decoració, es la part que revesteix la llar amb caràcter ornamental. Per a la seva construcció s'empren materials com màrbre, taulells, pedres naturals i fusta. Reb també el nom de revestiment, frontis o embocadura.