EVERBUILD Flue Block Silicone is a high strength, temperature resistant smoke tight structural sealant and adhesive designed for the safe installation/jointing of domestic concrete gas flues for use with domestic gas fires (class two). The product has the following benefits:
Fully rated (and independently tested by BSRIA) to new BSEN 1443 (2003) and BSEN1858; 2003 (E) - Chimneys-Components concrete flue blocks.
Neutral cure - will not attack concrete flue blocks unlike acetic cure systems.
Permanently flexible (25% movement accommodation).
Odourless - suitable for confined space use.
White in colour for easy identification.
Long tooling time - 20-30 minutes.
Excellent weathering characteristics - resistant to products of gas combustion in both wet and dry conditions.
Also suitable for sealing around metal flues and ductwork (where temp is less than 160`C).