Constituent materials and other components intended for protection against radiant and convective heat must possess an appropriate coefficient of transmission of incident heat flux and be sufficiently incombustible to preclude any risk of spontaneous ignition under the foreseeable conditions of use.
Ní mór comhábhair agus comhpháirteanna eile atá ceaptha cosaint a thabhairt ar theas radanta agus comhiomprach comhéifeacht thras-seolta bheith acu maidir le himeachtaí teasfhlosca agus bheith dodhóite go leor chun aon riosca a bhaineann le huathadhaint faoi réir na ndálaí úsáide intuartha a chosc.