The DKRT is a Rangehood Ducting Kit Tile Roof from Euromaid. 610mm / 150mm diameter, rigid ducting pipe 3000mm / 150mm diameter, flexible semi rigid ducting pipe Waterproof roof cowl Tile roof flashing 125mm to 150mm duct adapter where spigot size is 120mm in diameter 178mm worm drive duct clamp - used to secure flashing to rigid ducting pipe 165mm worm drive duct clamp - used to secure flexible semi-rigid ducting to rigid ducting pipe Galvanised metal strap - to secure rigid ducting pipe to roof struts or joists 3.5mm diameter drill bit to drill holes for rivets to secure strap to rigid ducting pipe and roof cowl to rigid ducting pipe 10 rivets 3.2mm 48mm wide ducting tape - to secure flexible semi-rigid ducting pipe to spigot and / or adapter View Technical