heroal D 72 RL

Front door system with rounded outer contours

Based on the tried and tested front door system heroal D 72, heroal has developed the front door system D 72 RL with harmonious Roundline contours. This system achieves the same standards in terms of burglary resistance, sound insulation and thermal insulation as the front door system heroal D 72. The versatile design options of the tried and tested front door system heroal D72 have also been integrated. Because of its Roundline contours, heoral D 72 RL is especially suited for the renovation of old or listed buildings. It can be perfectly combined with the window system heroal W 72 RL, creating a consistent look for your house.

  • Rounded outer contours
  • Burglary protection up to RC 3
  • Suitable for old or listed buildings

System dimensions

Visible profile width [mm]

Leaf profile
56 - 100

System properties

Glass filling strength [mm]
Max. leaf weight [kg]
Max. leaf widths [mm]
Max. leaf heights [mm]
Min. face width sash/frame profile

Performance characteristics

≥ 0,97 Thermal insulation [Uf in W/m2K] / Profile width [mm]
4 Air permeability
≥ 1 Heat insulation (UD in W/m2K) / Profile width [mm]
4A Resistance to driving rain
C4 Wind resistance
1-3 Soundproofing class
RC 3 Resistance to burglary
2 Operating forces
4 Impact resistance
3 Mechanical resistance
Load-bearing capacity of safety equipment
6 Continuous function


The heroal promise

When it comes to how we live and work, the most important thing is having choices. heroal knows that. As a family-run company with more than 140 years of experience, we believe that when it comes to quality, there are no compromises. That is why our products give you a way to create ideal solutions for nearly any requirement. As a technology leader, we believe that quality means more efficiency, more reliability and more performance – solutions that are "SIMPLY. BETTER."

  • over 3,500 specialist partners worldwide
  • products with tested quality
  • family-run company with a long tradition
  • made in Germany
  • personalised design
  • comprehensive range of services
  • superior technical solutions