SEAM 100 — Flush Aluminium Ceiling Channel
SEAM 100 is a 100mm flush aluminium U channel, extruded in the UK from 100% recycled billet. It sits level with the finished ceiling and houses linear lighting, pendants, sprinklers, detection and air distribution in one continuous line. Held in UK stock. Standard despatch within 5 working days.




SEAM 100 section profile.
SEAM 100 technical data
| Face width | 100mm |
|---|---|
| Depth | 30mm |
| Wall thickness | 2–2.5mm |
| Standard length | Up to 3,000mm |
| Material | Extruded aluminium, 100% recycled billet |
| Finishes | RAL powder coat, anodised, mill, 3M Di-Noc (450+ options) |
| Weight per metre | On request |
| Manufacturing CO₂ | 2.79 kg CO₂e per linear metre (net Module D) |
| Lead time | 5 working days (standard stocked profile) |
Weight per metre available on request — email info@al-systems.co.uk or use the CTA below.
SEAM 100 technical downloads
NBS clause, CAD section drawings and carbon data. Product datasheet and BIM objects on request while we finalise them — use the CTA below.
Manufacturing carbon for SEAM 100, net Module D. Extruded from 100% recycled aluminium billet — roughly 95% less energy than virgin extrusion.
Read the carbon storySEAM 100 inherits the SEAM promise
Crisp continuous line
Extruded profiles deliver the sharp, level finish that folded sheet can't hold.
Pre-coordinated detail
Engineered to sit alongside ceilings, walls and M&E without bulky junctions.
UK-stocked
Standard sections held in UK stock — protecting your spec to delivery day.
Every SEAM width, UK-stocked
Send drawings or a spec and we'll return coordination notes and lead time for SEAM 100.
Specify SEAM 100Book a consultation.
Send us your drawings, your spec or just the question on your mind. We'll come back with the right SEAM or REVEAL solution, lead time and pre-coordination notes.