Fittingstore - Sold by the Metre - Copper Pipe in Rods, DIN EN 1057 / DVGW (Pipe Diameter: Outside: 18 mm) : Amazon.de: DIY & Tools
Air And Cold Earrings Double Double Copper Plumbing Air Conditioning Line (Imperial) 1/4 Inch And 3/8 Insulated Push On Terminals, 20 roll : Amazon.de: DIY & Tools
Copper Tube 8 x 1.0 mm Soft Ring R220 1 m Ring Length Selectable : Amazon.de: DIY & Tools
Reinforced hose 3/4 inch nut x 3/4 inch nut bend (DN19) : Amazon.de