Thermogreen® LB-2 Septa, 11.5mm, pk/50 Back Catalog number: 23154 Availability: In the manufacturer's stock Price on request - + Recommended 5181-1261 Septa high backpressure 5mm 25/PK 41,04 € 702609 Standard septa, N 9 ST 62,32 € 5183-4760 Septa Advanced Green Inlet 5mm 50PK 98,82 €