1.  Stable composite innerframe
							2.  High insulation foam core
							3.  Strong through colour 
							fibreglass facing on colours
							4.  Full face aluminium hinge 
							and lock plates
							5.  Weather tested to BS6375
							6.  Slim low step over 
							aluminium threshold with twin seals Part M   
							compliant
							7.  Dedicated 70mm reinforced 
							PVC-U frame