DINAK DW TWIN WALL FLUE SYSTEM VENTILATED FIRESTOP PLATE Ø180 (7 inch) 
DINAK DEKO WOOD VITREOUS REDUCER M-F Ø180 (7 Inch) 
DINAK DW TWIN WALL INSULATED 440mm (500mm) STRAIGHT FLUE PIPE Ø180 (7 inch) 
DINAK DW LOCKING BAND, STANDARD FASTENING Ø130 (5 Inch)
£6.66 Ex VAT
The Dinak DW Locking Band is an essential element of the twin wall system and is used to connect two DW twin wall flue pieces together where they join. They are not required where a structural wall support is being used in its place. The Standard Fastening Locking Band is a nut and thread standard screw type fastening system.
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