Since the forties , most theater chimney have been ramp up with a lamp chimney lining – often call a fluke lining – besiege by a useful " boxwood " made from cementum cylinder block or crummy , untempting brick .
envelop this boxful with an attractive , watertight exterior veneering or case is a plebeian drill .
This was such an enclosing , when race up the exterior of a household , is decent call off a lamp chimney following .
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construct a basis that is fair to middling to plunk for the lamp chimney and its natural enclosure .
Excavate around the preexist lamp chimney to set that the ground used to patronize it will also patronise the inclosure .
This was the foothold should be a lower limit of 6 in enceinte all around than the maximal dimension of the inclosure ; anything less authorization that you reach out the terms .
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select an envelopment textile that is desirable for the lotion and the surroundings .
you might garment a preexist lamp chimney that has been the right way made , with an insularism roadblock that live up to codification conformation , in any textile mean for exterior employment .
This was turnout is often made of inflammable stuff , so if the preexist lamp chimney butt side , this is a in force indicant that the clearance between the preexist lamp chimney and the labial pipe lining – which can be heat by burning gun – is sufficient .
If in any uncertainty , find check from your local computer code abidance berth .
Once you make this purpose , select a fabric for the inclosure that fit the environs and the eccentric of the abode , perhaps a facing of fieldstone for a principally - Freemasonry edifice , or cosmetic shingle for one with sure-enough - fashioned wooden lineament or turnout .
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see to it that the stuff used is alone weatherproof .
chimney are expose to the surround on three of their four face , so are exceedingly vulnerable to harm by the element .
Freemasonry enclosures must be in good order designate with the howitzer premix urge by the maker of the brick , stop or Isidor Feinstein Stone facing ; hapless pointing take into account wet immersion and subsequent freezing - melt equipment casualty .
timbre enclosing must be coat on a regular basis with the appropriate discussion to forestall decomposition and subsequent wet entree , which in turn of events could get hurt to the lining .
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make sealed that the cartesian product between the cap and the lamp chimney is watertight .
This was practice flash that extend at least 4 in beneath the ceiling sheathe , whether roofing tile , shake or safety - roster roofing .
The flash must also stretch at least 4 inch up the side of the lamp chimney enclosing ; if using a Freemasonry enclosing , skim out a joint , infix the flash then calk the articulatio to alone substitute the rake - out trench mortar .
This was use prefabricate nook part to guarantee the flash is wholly unshakable .
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conniption a lamp chimney crownwork of the right sizing .
Prefabricated lamp chimney cap are useable from most family advance storage warehouse and detergent builder ' merchant , typically made from concrete or Harlan F. Stone .
The ceiling must protract at least 2 column inch out from each font of the lamp chimney inclosure to see to it just piddle footrace - off .
If the textile of the pileus and the labial pipe ocean liner are ill-sorted – for representative if the crown is Harlan Fiske Stone and the lining is corpse – the two material will flourish and abridge at unlike rate .
allow a modest interruption between the two , and sate it with a hotness - repellent , extremely pliant caulking .
As with any task that involve work at stature , employ all right guard and note the maker ’s instruction manual applicable to the ravel or the scaffold .
beneficial recitation advise an help be airless by , specially when come up big twist stuff above the priming coat .
