DINAK DW TWIN WALL INSULATED 880-530mm LONG ADJUSTABLE FLUE PIPE Ø180 (7 inch) 
DINAK DW CIRCULAR FLAT FINISHING PLATE Ø180 (7 inch) 
DINAK DW TWIN WALL INSULATED SOOT COLLECTOR Ø180 (7 inch) 
DINAK DW STORM COLLAR Ø180 (7 inch)
£50.18
THe Dinak DW Twin Wall Flue System Storm collar is used as extra protection above the flashing where the flue passes through the roof.
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