12mm ID x 15mm OD 2 Metres Clear Flexible PVC TUBING Water Pipe Food Grade Hose PENTECH Moulding Brand - Dispatched by First Class Post : Amazon.co.uk: DIY & Tools
PB422015 - MDPE Polyfast Adaptor 15mm x 20mm (Cold Water Only) (All include MDPE 12 Bar Plastic Pipe Stiffener) | Polypipe