55mm od x 8.2mm Wall 5 metre Lengths
Tolerance 40 +/- 0.5mm
Internal Size - 40mm Octagonal
Sold bythe Metre
Suitable for all Somfy LS40 (and any other motors that are under 40mm diameter) motors utilising 40mm octagonal adapters
Particularly useful when paired with Sonesse motors to reduce noise further.
Very well engineered, this tube is ideal for wide apertures