430mm HALF STRAIGHT LENGTH DINAFLEX 316L Ø180 (7 Inch) 
DINAK SW6 INSPECTION TEE WITH RECTANGULAR DOOR Ø180 
DINAK DWN TWIN WALL INSULATED 90º ELBOW IN BLACK Ø180 
DINAK DWN TWIN WALL VENTILATED FIRESTOP PLATE IN BLACK Ø130
£69.00 Ex VAT
The Dinak DWN Twin Wall Black Ventilated firestop must be used on solid fuel appliances where the DWN Twin Wall flue passes through a combustible floor or ceiling.
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