High Performance Commercial Air - and Moisture Barriers and Building Envelope Products

Ensuring your project is equipped with reliable moisture protection of subsurface structures is imperative to ensure long-term performance and success. DELTA® air barriers and building envelope products for commercial construction provide effective and durable solutions – for the entire life of the structure.

Architecture and Building Consultant Solutions

DELTA® high-performance air and moisture barriers allow limitless creativity. Our above- and below-grade solutions enable your vision to become a reality. Maximize energy efficiency and reduce your moisture control concerns without limiting your imagination.

Engineering and Infrastructure Solutions

Dörken has an extensive range of DELTA® high-performance, above- and below-grade air and moisture control barriers. We provide the technical support to help you select the right solution for your project’s needs.


Commercial Products

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  • Wall Systems

    Wall Systems

    Changes in building codes and increasing owner expectations require architects and contractors to re-evaluate their approach to the building envelope. To meet requirements for continuous insulation and testing, improvements to air and moisture control is critical.
  • Sloped Roof Systems

    Sloped Roof Systems

    A high vapor permeability, high-performance, durable underlayment will allow vapor diffusion, significantly reducing moisture accumulation, lessening the potential of mold and rot. Investing in the proper underlayment will provide lasting moisture protection, energy conservation and sustainability.
  • Garden Roof Systems

    Garden Roof Systems

    The environmental benefits of a garden roof are overwhelming. To provide a long leak-proof service life, the right products and systems are critical. DELTA® products are designed for the unique demands of garden roofs.
  • Drainage Systems

    Drainage Systems

    Depending on your project’s specific needs, a high-performance DELTA® barrier will keep your foundation dry and moisture free. Whether your project requires waterproofing or a drainboard, our products will provide a higher level of moisture protection.
  • Sub-base Course

    Sub-base Course

    Commercial foundation protection requires high-performance solutions. To ensure building longevity and prevent damage, proper moisture control is essential in the sub-base.
  • Tunnel


    Proper drainage is critical to the integrity and longevity of tunnels. A high-performance dimpled membrane will avert moisture infiltration issues and keep the tunnel's structure sound. DELTA® drainage products have been used in some of the world’s most challenging tunnel projects for many years.

Commercial Project Profiles

  • Lockhart Fire Station Headquarters

    Lockhart Fire Station Headquarters

    The newly designed and rebuilt Lockhart Fire Rescue Headquarters in Lockhart, Texas, utilized DELTA® products to reach lofty performance and design goals.
  • Budds’ Jaguar and Land Rover Dealership

    Budds’ Jaguar and Land Rover Dealership

    Strong enough to protect premium vehicles, DELTA®-VENT SA was selected to be used across the exterior of an 80,000-sq.-ft. luxury dealership.
  • Collaborative Life Sciences Building

    Collaborative Life Sciences Building

    See why DELTA®-FASSADE S was specified as the water-resistive barrier for this $295-million Collaborative Life Sciences Building project.
  • Dörken Systems Inc. new drainboard DELTA®-TERRAXX

    Dörken Systems Inc. new drainboard DELTA®-TERRAXX

    Jan 19th 2024 // Product Launches
    Dörken Systems Inc., introduces DELTA®-TERRAXX, a new drainboard system for horizontal, vertical, and blind side drainage requirements, offering the perfect balance of compressive strength, drainage performance, and installation ease.
  • Greg Gerhardts:New Territory Sales Manager for Western Canada.

    Greg Gerhardts:New Territory Sales Manager for Western Canada.

    Sep 7th 2023 // Appointment
    Dörken is pleased to announce the newest addition to our sales team, Greg Gerhardts, who will take over the pivotal role of new Territory Sales Manager for Western Canada. Greg has a strong background in sales and a high commitment to customer’s satisfaction.
  • Dörken Systems Inc. appoints Brandon Knobloch VP of Sales & Marketing

    Dörken Systems Inc. appoints Brandon Knobloch VP of Sales & Marketing

    Feb 7th 2023 // Appointment
    We’re proud to welcome Brandon Knobloch as our new Vice President of Sales & Marketing, leading the Sales, Customer Service & Marketing team in North America.