Amendment status not verified — confirm the current text below against the official source.
All kilchen exhausl fan~. where provided, shall be fixed 10 an OUl.'i1l1c w:III or to a du(;i or non·(;ombusLible malerial whi(;h 1C:lds dire(;lly 10 the o"lSide. The duns mUSI nOI pass through combuSlib/e malerials.