div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: · e with external grileent illi I providing ventilation to stove in with BS5871 and vent in floor where s own Permanent ventilation to stove if stove output is below 5Kw ic src=https:reader033vdocumentinreader033viewer20220417145e4a4dcde5c21a0c6842a6a3html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: · e with external grileent illi I providing ventilation to stove in with BS5871 and vent in floor where s own Permanent ventilation to stove if stove output is below 5Kw ic src=https:reader033vdocumentinreader033viewer20220417145e4a4dcde5c21a0c6842a6a3html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv