https://www.kaercher.com/int/accessory/geka-connector-with-hose-barb-r-1-2-63884610.html
High-pressure hose 2 x EASY!Lock DN 8, 315 bar, 20 m, ANTI!Twist
Longlife 400 high-pressure hose, 1 x EASY!Lock, 1 x M22 x 1.5, DN 8, 400 bar, 1.5 m
Screwfix
HOZELOCK HOSE TAP CONNECTORS
HOZELOCK BRASS THREADED OUTDOOR TAP CONNECTOR (95018)
Hozelock Threaded Outdoor Tap Connector (52973)
Hozelock 24mm Mixer Tap Connector (3252T)
Hozelock 18mm Mixer Tap Connector (9283T)
https://www.toolstation.com/brass-tap-connector/p66154
Brass Tap Connector
Product code: 66154
Brass Internal Adaptor
Product code: 39197
Plastic Tap Connector 3/4"
Product code: 16793 Pack size: Each
Hozelock Threaded Tap Connector
By Hozelock Product code: 30324
Hozelock Round Mixer Tap Connector
By Hozelock Product code: 14205
Hose Union Bib Tap 1/2"
Product code: 95844