Sament Group completed the implementation of the smoke extraction system for the third extension of the Rolloplast plant in Kostinbrod in June 2017
The system for natural roof lighting and smoke and heat extraction included:
Glos DL BT Lines
Glos FF EL Block 10 Smoke hatches   
Nymbus SC FIX  Smoke barriers
Automation Line  Smoke ventilation controlling centers and peripheral equipment.
Sament Group was the contractor of the corresponding systems for the 1st and 2nd extensions of the plant in the period 2007-2014.