This Aluminium Channel (often referred to as a 'U Channel') is supplied in grade 6063 T6 AA10. This is a natural anodised extrusion with an even greater resistance to corrosion than our standard mill finish alloy. The 'U' shape of this durable & lightweight metal lends itself to various architectural applications. Channel is popular for both home or garden projects & other DIY constructions. Applications for aluminium channel include: Sliding doors Caravan refurbishment Shed building Boat building Light construction projects Vehicle decoration