Electrofusion Stub Flange Kit - 180mm x DN150 (MDPE PE80) - Safety & Compliance Guaranteed The Electrofusion Stub Flange Kit 180mm x DN150 has got BSI approval and a Kitemark - it's a top-notch, safe MDPE (PE80) fitting designed for making secure, compliant connections on MDPE gas pipework. What it's designed for is basically making sure you have a reliable joint when you're moving from MDPE pipe to something like a valve, a meter or some steel pipework - especially on Natural Gas and LPG systems. It's put together under a BS EN ISO 9001 quality system which means you know you're getting a quality product that is compliant with GIS/PL2-4:2008 and BS EN 1555. That's why this is a trusted choice for gas engineers who need to get the job done right