Icwecwe lokwakha iDongan lentsimbi ekroliweyo ipaneli yesandwich yokuhombisa, luhlobo lwemathiriyeli entsha yokugquma kwangaphandle kunye nokuhombisa, ethandwa ngabakhi abaninzi ngakumbi. Ingaphakathi linezixhobo ezahlukeneyo ezinoxinano oluphezulu, njenge pu, eps, pir njalo njalo. Umphezulu yi-AL-ZN alloy coated steel sheet. Kwaye kwi-insulation, i-fireproof kunye ne-dampproof, izinto ezisezantsi zamkela umaleko we-aluminium foil, osebenza kakuhle kwi-insulation kunye ne-dampproof.
