heroal W 72 CL

Aluminium window system with chamfered outer contours

Based on the tried and tested window system heroal W 72, heroal W 72 RL with its chamfered profiles on the outside is perfectly suited for renovations and the refurbishment of old buildings. The classic, offset contour creates a visual highlight for your home.

  • Chamfered Classic-Line contours
  • Suitable for old buildings and renovation
  • Thermal insulation Uf= 1.3
  • Burglary resistance class RC 3

System dimensions

Visible profile width [mm]

Leaf profile
33 - 43
Sash/frame combination

System properties

Glass filling strength [mm]
Max. leaf weight [kg]
Max. leaf heights [mm]
Max. leaf widths [mm]

Performance characteristics

1,3/120 Thermal insulation [Uf in W/m2K] / Profile width [mm]
4 Air permeability
> 0,84* Heat insulation (Uw in W/m2K) / Profile width [mm]
9A Resistance to driving rain
C5/B5 Wind resistance
1-5 Soundproofing class
RC 3 Resistance to burglary
1 Operating forces
5 Impact resistance
4 Mechanical resistance
Load-bearing capacity of safety equipment
2 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