
Tammer supplied doors for Apollo Cinema in Keila Centre
In March 2026, Keila Centre opened with 39 Tammer doors installed throughout the building. At the end of May, the cinema area welcomed its first visitors as well and now…
Read the newsTammer OÜ is on collective annual leave 18.07-2.08.2026 and the production department is also on collective annual leave 20-28.06.2026
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During the spring and summer season, operating conditions for doors change. Sunlight, temperature fluctuations, humidity, and increased usage can all significantly affect the performance of a door and its components.

For example, a sudden rise or drop in temperature can alter the viscosity of the oil inside a door closer. As a result, the door may begin to close too quickly, too slowly, or may no longer close completely.
Since different materials naturally react to environmental conditions in different ways, minor changes do not necessarily indicate a defect. However, if you notice any of the issues listed above, it is advisable to have the door inspected.
During a maintenance visit, technicians can check fixings, adjustments, hardware, door closer operation, and the condition of the seals. If necessary, minor adjustments can be made before a small issue develops into a larger problem.
Regular inspections help ensure that doors continue to operate as intended, even in changing weather conditions.
Read more about Tammer’s maintenance service HERE.