How to choose manufacturer?
• Before the start of construction work, your mechanic can inform you and advise you on the appropriate type of your frames.

• In order to choose manufacturer collect information (choose previous clients) regarding the quality and consistency of their work and ask to see previous projects.
• Prefer a meeting to the workshop or to the exhibition venue in order to get a first impression of the level of equipment and organization.
• See any quality or training certifications. Exalco certifies its manufacturers through educational seminars throughout Greece for the proper construction of its systems. Also the CE marking is mandatory in the frames of the EU and helps you to compare yields of each product and also to see that the manufacturer has a production control system.

• You'd always ask for certified products. Exalco is certified with ISO 9001, ISO 14001:2004, a certification regarding the Environmental Management Policy. It has also been certified to the standards of OHSAS 18001:2007, regarding Hygiene and Safety of workers. Also its products have CE certification and Qualicoat signals for Electrostatic painting and Qualanod for anodizing. Also tests the window frames of an internationally recognized Institutes in order to withstand even the toughest conditions.