E.V.E 12mm Pond Hose Straight Connector Joiner Plastic Barbed Flexi Pipe Fitting - Pond Supplies from Discount Leisure Products UK
Od 6mm/8mm/10mm/12mm Brass Hose Fittings Barbed Straight Hose Joiner Air Fuel Water Pipe Gas Tube Connector - China Brass Connector and Brass Hose Fittings price | Made-in-China.com
Caravan and Motorhome Water Pipe Hose 12mm Connectors
RS PRO Hose Connector, BSPT 1/4in 12mm ID, 100 bar | RS
1X 8mm to 12mm L-Type 90 Degree Reducing Hose Tube Connector for Air Fuel Water | eBay