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EF Stub Kit

Radius Systems' EF Stub Kits offer a convenient and reliable solution for your piping connections. Each kit includes an electrofusion fitting, extra-long spigot flange stub, galvanized backing ring, stud set, and gasket, ensuring all necessary components are on hand for secure installation. Suitable for gas systems, our EF Stub Kits come in various sizes to meet your project's specific needs. For technical specifications and installation instructions, please refer to the resources section below.

EF flange kit

Pitch Circle Diameter (mm)

63 - 180

Nominal Diameter (DN)

50 - 150


11 & 17

Compliance / Approvals

GIS/PL2 - 6, Kitemark license 555333, PP1547

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Experience the difference with Radius System's Fabricated Fittings. Find your nearest trusted distributor from our nationwide network.



Fabricated Fittings Brochure - (PDF)

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Since 1969 we have developed and manufactured innovative plastic pipeline solutions for the gas industry and these solutions are now commonly used in the water, wastewater, energy & power, district heating and telecoms sectors.