Iron wood decking or Chengal wood decking?

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Chengal wood decking better or Iron wood decking better?

Council (MTC) , both ironwood and chengal are naturally durable and have high resistance to termite attacks and fungi infestation. However, the owner needs to understand that young chengal timber, that is not treated or kiln dry properly, can only last about 9 years under sever environmental conditions. Hence, upon selection of wood materials, the home owners will need to get the right chengal wood materials from credible vendors.

 

CHENGAL WOOD DUST CAN LEAD TO ASTHMA AND POSSIBLY RHINITIS Pertaining to Health

According to the IUCN Red List of Threatened Species, Chengal is already classified as a vulnerable species found mostly in proctected areas in Malaysia. Iron Wood, on the other hand, which has about 27 species worldwide, is considered to have moderate level of supply to date. Hence, in view of protecting the trees in the global forests, using of iron wood and matured chengal is preferred. On another medical research report from  Tan Tock Seng Hospital, it is concluded that

exposure to chengal wood dust can lead to occupational asthma (OA) and possibly rhinitis. Therefore, care should always be emphasized during any restoration of chengal woodwork.

 

Boring Defects on Chengal

“Small pin-holes, caused by ambrosia beetles boring into the living trees, are a common and characteristic defect of chengal.”

(Sources: Malaysian Timber Council online report from woodwizard.my)

Such defect only occur when chengal timber is still young. When chengal timber is seasoned or matured, the ambrosia beetle will die. Hence, this is one of the main reasons why selection of matured chengal timber is important. As for iron wood, such defect is not possible.

 

In summary

Both iron wood and chengal has their pros and cons. The owner or developer needs to understand and accept the natural characteristics of the different types of natural wood. By having a deeper understanding for chengal and iron

exposure to chengal wood dust can lead to occupational asthma (OA) and possibly rhinitis. Therefore, care should always be emphasized during any restoration of chengal woodwork.

 

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