Guest andy.massey@fortem.co.uk Posted June 6, 2022 Report Share Posted June 6, 2022 Hi Can you please assist What is classed as a small gap between door and frame to allow intumescent seal to work Quote Link to comment Share on other sites More sharing options...
AnthonyB Posted June 6, 2022 Report Share Posted June 6, 2022 3-4mm top & sides Quote Link to comment Share on other sites More sharing options...
Neil ashdown Posted June 13, 2022 Report Share Posted June 13, 2022 The applicable Standard is BS 8214: 2016 which recommends a maximum of 4mm and minimum of 2mm. Quote Link to comment Share on other sites More sharing options...
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