Balconies and Rooftop Terraces That Are Safe for the Long Term

Balcony and Patio Waterproofing with Liquid Plastic

Triflex Solutions for Balconies, Roof Terraces, and Pergolas

Balconies, roof terraces and access walkways are continuously exposed to weathering, UV radiation, temperature fluctuations and mechanical stress. As periods of intense heat and heavy rainfall become more frequent, the demands on waterproofing, connections and drainage systems are increasing in particular.
Connection details such as doors, windows, railings, and jointsare particularly critical. This is where the following often occur:
  • Leaks
  • Cracks
  • Moisture damage and corrosion
The result: costly renovations and restricted use.
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A color-coordinated balcony on a single-family home as an example of custom surface design

Triflex liquid polymer systems solve exactly this problem.

They are applied in liquid form, adapt to any shape, and form a seamless, permanently watertight seal—without any weak spots.
For you, this means:
  • permanently protected building structure
  • safe use even under heavy loads
  • long-term preservation of value
With over 45 years of experience, Triflex offers field-proven systems that reliably meet even the most complex requirements.
Making buildings more resilient to the effects of climate change
Durable and repairable waterproofing systems help to provide long-term protection for balconies, roof terraces and sensitive connection areas, even as heat, heavy rainfall and moisture exposure increase.
Before-and-after comparison of a balcony floor with old and new coatings

Durable, cost-effective, and safe balcony and patio solutions

Triflex System Strengths – That's What Makes the Difference

Whether it's balcony waterproofing, patio waterproofing, or the renovation of pergolas—Triflex offers the right system for every need

Applications / Areas of Use

  • Quick renovation —often possible in a short amount of time
  • Weather- and UV-resistant – long-lasting protection
  • Accessible solutions – ideal for modern building requirements
  • Wide variety of designs – over 70 colors and finishes
Result: functional and visually appealing balcony surfaces.

Roof terraces and loggias pose particularly high challenges:
  • Protection of sensitive interior spaces
  • Low installation heights at door junctions
  • Integration of different surface finishes
Triflex systems enable:
  • Full-surface, geotextile-reinforced waterproofing
  • Reliable door connections even with low thresholds
  • Free choice of finishes (tiles, panels, coatings)
Benefits: maximum safety combined with a high degree of design freedom.

These areas are subject to particularly heavy use due to:
  • heavy foot traffic
  • mechanical stress
  • increased safety requirements
Triflex systems offer:
  • certified fire protection solutions in accordance with LBO
  • slip-resistant surfaces
  • Durable, resilient coatings
Benefits: safe use combined with low maintenance.

Liquid plastic can be used not only to protect surfaces but also to customize them:
  • custom colors and designs
  • decorative inlays
  • modern, high-quality finishes
Advantage: Design and waterproofing in a single system—without compromising on functionality.

Answers to the Most Important Questions About Balcony and Patio Waterproofing

Because they are constantly exposed to the elements, UV radiation, and mechanical stress. Connection points, in particular, are critical weak spots.

For complex details, connections, and renovations. Liquid plastic conforms to any shape and provides a seamless seal without joints.

No seams, better fit around details, faster production, and a lower risk of leaks.

When installed properly, these systems are durable and will function reliably for many years.

Thanks to fast-curing systems with short curing times and a low profile—ideal for renovations in existing buildings.