Flexigas 50mm Flexible Gas Pipe

Flexigas CSST uses 316L marine grade stainless steel for extra corrosion resistance. Available in lengths ranging from 15 metres up to 400 metres, long continuous runs can be achieved without the need for couplings or elbows. The flexible nature of the tubing allows it to be directed around obstacles with ease. Flexigas 50mm flexible gas pipe can be buried without the need for additional protection. Fully certified under the Kitemark scheme and manufactured to BS EN 15266.

Available Sizes Package Length (cm) Package Width (cm) Package Height(cm) Volume/Package KG/Package
50m on spool 70 70 43 0.21 32.47

Size guidance

50mm Flexigas CSST gas pipe: quick answers

Flexigas 50mm is one of the largest standard CSST gas pipe sizes in the Flexigas range. It needs project-level sizing and technical review rather than size-only selection.

SystemFlexigas standard CSST gas pipe
Size50mm / DN50
MaterialCurrent production 316L stainless steel
CertificationBSI Kitemark KM 598726 to BS EN 15266:2007
PressureMOP 0.5 bar
Installer contextGas Safe / ACS competence applies

DN50 is above the DN15-DN32 BS 6891 range noted for Flexigas and should be checked against the relevant IGEM/UP/2 or project design context.

Can 50mm Flexigas be selected from search results alone?

No. DN50 routes need proper design review, including gas demand, pressure drop, route conditions and applicable standards.

What is the safest next step for 50mm Flexigas?

Use the technical downloads and contact the Flexigas technical team before specifying or installing a DN50 route.

Use Flexigas tubing and fittings as a system. Do not mix Flexigas CSST or fittings with other manufacturers' CSST systems.