heroal D 72 - Front door system

Front door system offering great freedom of design

The front door system heroal D 72 offers you first-class materials combined with perfect functionality and individual design options. heroal D 72 provides for numerous structural forms, infill panels and sash variants, as well as various surface designs. Innovative design details, such as the unique insulating strip geometry, the 100 % filling of the insulation chambers, and three sealing levels provide for best thermal insulation values and excellent sound insulation. Not only do these features improve your comfort of living, but also the energy balance of your house. The range of threshold solutions available for heroal D 72 creates full accessibility, and also includes a zero-barrier variant. In Germany, this system is also eligible for promotions by the KfW, the German state-owned development bank. heroal D 72 is rounded off by offering burglary protection (protection class RC 3).

  • Optimal thermal insulation (meeting the requirements as per German EnEV regulations)
  • Burglary resistance up to RC 3
  • Keyless entry as an additional option

    Product Details

  • Prospects

  • Dimensions & drawings

    Visible profile width [mm]

    Leaf profile
    56 - 124

    System properties

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

    Sectional Drawings

  • Performance characteristics

    RC 3 Resistance to burglary
    8 Continuous function
    E900 Resistance to driving rain
    4 Impact resistance
    ≥ 1,0 Heat insulation (Uw in W/m2K) / Profile width [mm]
    ≥ 1,7 Thermal insulation [Uf in W/m2K] / Profile width [mm]
    3 Mechanical resistance
    2 Operating forces
    4 Air permeability
    1 Load-bearing capacity of safety equipment
    Rw=43 dB Soundproofing class
    C4 Wind resistance


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heroal systems stand for a variety of designs

Colour is one of the most important elements of design, both in interior design and architectural design of the building shell. The versatile coating technologies and colour spectrums offered by heroal provide for the best variety of designs in highly weather resistant quality. In addition to this great variety, heroal offers a bending and edging service for round arches and curved elements for windows and doors, as well as an extensive range of fabrics for heroal zip and textile screens.

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