Finishes & Material Conformatity


Alu-Timber aluminium finishes are available in all RAL, Syntha Pulvin and BS colours. Aluminium profiles are finished to the following specifi cations: silver, bronze and black anodising AA 25 to BS EN 12373-1 : 2001 or BS 3987. Liquid organic coating to BS 4842 : 1984. Polyester powder coating to BS 6496 : 1984. Polyester powder coated profiles are to a minimum of 60 microns. The timber is produced from sustainable, managed forests, glue laminated and finger jointed in profile lengths, excluding chemical preservative treatment but coated with three coats of lacquer. Other timbers are available, which are subject to similar sustainable treatments.

Alu-Timber Materials

Extruded aluminium profi les are of aluminium alloy 6063 T5, T6 to BS EN 12020 and BS EN 755-1: 1997. Gaskets are extruded from E.P.D.M. rubber. The standard timber is larch from FSC, PEFC accredited sources, any glues or adhesives comply with BS EN204 Category D4.