Brass Imperial 21.5mm Alkathene to 20mm Metric MDPE Coupler

A brass compression adapter that will convert old 21.5mm imperial black alkathene to 20mm blue MDPE pipe

Imperial alkathene connection will suit low and high density Class C BS1972/67 & Class D BS3284/67 pipe - 1/2" will be stamped along the pipe along with its Class and BS number

Liners must be used on both pipes - For black alkathene you will need to know either the class or the internal bore diameter to identify the correct liner

Comes with copper olives

Please note that all prices include 20% VAT