Profiles used in window manufacturing must be durable and durable in the most difficult outdoor conditions. Our quality control laboratories are equipped with state-of-the-art equipment and devices that can monitor and control all processes from input control to dispatch. The quality of our professions produced in these laboratories is constantly monitored and our products emerging as a result of our AR-GE activities are tested for conformity with national and international standards.

Having adopted the principle of being a leader in its field at all times, Haratoğlu Pen benefits from the highest level of technology to catch perfection in its produced profiles and is taken as an example in this sector. He makes special efforts to deliver the orders he has received on time.