Monitoring roof deflections

The most effective and most widespread method for monitoring the deflection of flat roofs caused by increased load. The deflection arrow is monitored at mid-span of the structure – where the impact on the structure is greatest. It ensures safety, comfort of use, and extends the durability of the property by preventing the so-called limit states from being exceeded. Buildings <3000m2 - 3-4 pcs 3,000m2 -15,000m2 - 1 pc/1000m2 >15000 m2 - 1 pc per 1300m2. The installation cost should be added to the monitoring price.