... service 2,Good workmanship casement window(in-opening and out opening) Materialaluminium profile,.thermal break profilesStyleAs ... drawing draft for customer information.Glass TypeSingle glass, Double glass, Clear glass, Tempered glass, Refective glass ... ,etcsurface treatmentoxidation,electrophoresis painted,mill finish,powder coatedAccessoriesMade in China / Germany( Roto, Germany Siegenia, Kinlong ...