Pipetec Press Fitting including Connector Copper Pipe 16x2 – 15 mm Pfuek 1615, Certified According to German DVGW Press Fitting : Amazon.de: DIY & Tools
The Plumber's Choice 5/8 in. Copper C x C Short Radius 90° Elbow Fitting with 2 Solder Cups (5-Pack) 0058CCLN-5 - The Home Depot
SOMATHERM FOR YOU - Messingkupplung für Kupferrohre oder PEX oder mehrschichtig Ø16 Clip - Female 15/21 : Amazon.de: Garden
The Plumber's Choice 5/8 in. Copper Tee Fitting with Solder Cups (5-Pack) 0058CCTE-5 - The Home Depot
Copper Steckfitting TecTite Reduced Tee 22 mm x 15 mm x 15 mm, T130R : Amazon.de: DIY & Tools
Brass Compression Fitting for Copper Pipe Coupling Various Variations : Amazon.de: DIY & Tools