Screw-FIX Back Filler - Simple Chimney Set Up using Vermiculite and an Insulation Back Filler | The Mi Flues Screw-FIX Insulation Back Filler is a new concept to make the job of back filling your chimney with vermiculite as easy as possible when using a Screw-Fix pot hanging cowl. It is recommended that chimneys serving solid fuel appliances be swept and maintained as frequently as necessary but at least once a year...

Screw-FIX Back Filler - Simple Chimney Set Up using Vermiculite and an Insulation Back Filler | The Mi Flues Screw-FIX Insulation Back Filler is a new concept to make the job of back filling your chimney with vermiculite as easy as possible when using a Screw-Fix pot hanging cowl. It is recommended that chimneys serving solid fuel appliances be swept and maintained as frequently as necessary but at least once a year...