Pegler PX40 Brass Compression Equal Coupler 15mm – £2.58
Flexible Tap Connector with Valve 15mm x ½” x 300mm – £2.99
PTFE Tape 12m x 12mm – £0.29
JG Speedfit Superseal Plastic Push-Fit Pipe Inserts 10mm 10 Pack – £3.09
Compression Equal 90° Elbow 15mm £2.19
From Screwfix £11.14