heroal roller shutters are real energy savers. During cold nights, the loss of energy is significantly reduced due to the stable air space between window and shutter curtain. On the other hand, during summer time automated roller shutters help to cut energy costs on air conditioning. Up to 44% of energy costs can be saved overnight by a lowered heroal roller shutter.
In terms of privacy protection, noise reduction, wind load resistance and burglary protection, heroal roller shutter systems continue to be high performers and achieve top results.