|Name||Millboard in air conditioning|
|Caption||Asbestos millboard lining which surrounds the air conditioning re-heating elements.|
|Name||Millboard - Kitchen Wall|
|Caption||Asbestos containing millboard sheeting located in the interior, body wall of a kitchen cooker|
Asbestos millboard was used in the construction industry all over the world. Because of its flame-resistant durability it became a popular material to use above fireplaces and stove-tops, as well as other locations in walls and ceilings.
Millboard was used in the electricity industry in lining of boxes or interiors of compartments containing heat or spark producing electrical equipment, like relay boxes, contactor boxes. It was also used for lining the inside of wooden outdoor enclosure cabinets or meter boxes.
Millboard was alsolocated within the duct work of Air Conditioning re-heating units. This is more specifically located around heating elements.
|Product type||Insulation boards and blocks (bonded)|
|Other name(s)||Asbestos board, millboard lining|
|Build element||Various manufacturing industries requiring boilers or furnaces, air conditioning, construction|
|Millboard is white to grey in colour, soft flexible material which can be easily damaged.Similar non-asbestos products are made with asbestos substituting substances such as Rockwool mineral fibres, which provide heat-resistance.|
|Known uses||Heat insulation for air-conditioning heater banks|
|Asbestos fibre type||
Chrysotile (white asbestos)
Crocidolite (blue asbestos)
|Friable or Non-Friable||Friable|
|Known place of manufacture|
|Date / period of manufacture||Pre 1987|
|Building construction period||1900-1920,1921-1930,1931-1940,1941-1950,1951-1960,1961-1970,1970-1980,1981-1990,Pre 1900|
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