Drainage systems

Create invisible surface drainage for barrier-free threshold solutions up to zero-barriers. The drainage system heroal DS is a solution across systems, suitable for doors, windows and lifting-sliding systems by heroal and channels away surface water without backflow.

Drainage systems

Invisible surface drainage systems for barrier-free thresholds

Would you like to design your large openings with barrier-free access? To meet statutory regulations for zero-barriers and accessibility, heroal offers a cross-system solution for all large openings in the fields of entrance doors, French doors and lifting-sliding doors. The drainage system heroal DS with backflow prevention channels surface water away and hence offers protection against moisture damages indoors. With this drainage system, it is possible to design zero-barrier solutions compliant with German Industry Norm DIN 18040, providing fully accessible entrance elements without limitations. heroal drainage systems are made from high quality materials and stand out for their resistance against corrosion and acids.

Go to product


heroal drainage systems at a glance

heroal DS Door Systems
Integrated linear surface drainage system

To implement accessible thresholds properly in the area of door elements while offering protection from moisture damage indoors, particular measures need to be taken. One reliable solution is the use of a drainage system that discharges surface water without any back-up.

To product details >
heroal DS Lifting-Sliding Systems
Drainage System for Lifting-Sliding Systems

The drainage system heroal DS discharges surface water without any back-up and offers therefore protection from moisture damage indoors. The drainage system heroal DS for lifting-sliding systems ensures a free passage through large lifting-sliding elements without any limitations. All-around sealants in both element and sash frames ensure optimal sealing performance.

To product details >
heroal DS Window Systems
Drainage System for Window Systems

The drainage system heroal DS discharges surface water without any back-up and offers therefore protection from moisture damage indoors. The drainage system heroal DS for window systems ensures a free passage through large window elements without any limitations. All-around sealants in both element and sash frames ensure optimal sealing performance.

To product details >

Tailored support for architects

heroal architectural consultants can provide you all-encompassing consulting. heroal’s technical support deals with all the questions you may have concerning windows, doors and curtain walls as well as roller shutters, sun protection and roller doors -if required, also on-site of your building project. Are you new to heroal? Get in touch with us today!

Other interesting topics


Advantages of heroal at a glance

  • Tailor-made solutions for unique and exceptional architecture
  • Competence in the fields of windows, doors, curtain walls as well as roller shutters, sun protection and roller doors
  • Our experts provide personal advice for you for the creation of your building project
  • Performance of special tests and provision of special solutions
  • Awards for sustainable products
  • Products made in Germany


All information in the heroal Communicator

Our Communicator, heroal’s online workplace, always makes the current documentation available to you. Via the Communicator-App, you can get in touch with your architect’s consultant immediately.

  • Download test documents
  • Find product information
  • Readily available CAD data instantly
  • Download BIM data
  • Latest projects for reference

Communicator registration > Communicator log-in >


New to heroal? We are pleased to help you

More insight?

We are pleased to guide you through our plants and production.

Register for company tour >

More advice?

We are pleased to give advice on our products and services – without obligation.

Request product support >

More knowledge?

Book training and seminars at heroal or at your office.

Enquire about training >