heroal W 77 PH

Aluminium window system with passive house certificate

With its design depth of only 77 mm and a face width of 180 mm, the window system heroal W 77 PH meets the high passive house requirements created by the German Passivhaus Institute, Dr. Feist. This system is perfectly suited for being used in passive houses. It saves energy costs and is easy on the environment. In addition, the aluminium window system heroal W 77 PH offers the lowest design depth of all aluminium composite systems with passive house certification.

  • Passive house certification
  • Filigree design
  • Burglary resistance class RC 3

Performance characteristics

0,78/180 Thermal insulation [Uf in W/m2K] / Profile width [mm]
4 Air permeability
>0,67 Heat insulation (Uw in W/m2K) / Profile width [mm]
9A Resistance to driving rain
C5/B5 Wind resistance
1-5 Soundproofing class
bis RC 3 Resistance to burglary
1 Operating forces
5 Impact resistance
4 Mechanical resistance
Load-bearing capacity of safety equipment
3 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