MDPE Alkathene 20mm to 1/2 inch BSP Male Thread Adapter
A blue alkathene adapter with a 20mm mains water blue alkathene pipe fitting and a male 1/2 inch BSP iron thread.
Can also connect on to old Low/High density 1/2 Class C and D alkathene pipe which usually measures around 21.5mm OD
White clip will clamp on to pipe while the rubber washer will seal on to the pipe
Please note that all prices include 20% VAT