Air Barriers & Flashing for Advanced Weatherproofing

PERM-A-BARRIER® products are the industry's leading air barriers and flashings for commercial buildings. They protect structural components from damage caused by uncontrolled air flow and associated moisture.
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Defend your building from deteriorating with PERM-A-BARRIER® products

The uncontrolled movement of air in your building can lead to mould, mildew and deterioration. Each pose serious threats to your building's structural integrity. Unchecked air flow also hurts air quality for your tenants. In addition, it can cause the loss of up to 40% of heating and cooling energy, states the U.S. Department of Energy. 

By using the PERM-A-BARRIER® system consisting of air barriers, flashing and accessories your building envelope is protected. They save you time and money because they're easy to insta:l. Plus, they defend your building against unwanted air leakage for generations.

PERM-A-BARRIER® product portfolio

  Impermeable Permeable
Liquid-applied PERM-A-BARRIER® Liquid PERM-A-BARRIER® VPL / VPL LT
  PERM-A-BARRIER® NPL 10 PERM-A-BARRIER® VPL 50
  PERM-A-BARRIER® NPL 10 LT PERM-A-BARRIER® VPO
Self-adhered PERM-A-BARRIER® Wall Membrane PERM-A-BARRIER® VPS
  PERM-A-BARRIER® Aluminum Wall Membrane PERM-A-BARRIER® VPS 20 (primer less)
  PERM-A-BARRIER® NPS (primer less)  
Accessories PERM-A-BARRIER® Wall Flashing PERM-A-BARRIER® Detail Membrane
  PERM-A-BARRIER® Adhesive PERM-A-BARRIER® Aluminum Flashing
  PERM-A-BARRIER® Liquid Flashing PERM-A-BARRIER® S100

PERM-A-BARRIER® products help create complete building envelope solutions

For fast and simple installation, PERM-A-BARRIER® products come in sheet and liquid options and in vapour permeable and non-permeable technologies. Contractors can apply them easily to most commercial building surfaces, including concrete, green concrete, steel, brick and modular vinyl. We offer an NFPA 285 compliant air barrier solution for every project.

To complete your building envelope system, we offer several leading brands for all your above-grade and below-grade waterproofing needs that are fully compatible with PERM-A-BARRIER® products.

PERM-A-BARRIER® accessories, including:

  • Flashings in both liquid and sheet options

  • Detail membranes

  • Sealants

  • Adhesives and primers

Blue360sm Advantage helps you in every phase of construction

Advantage help you master the details of weatherproofing. Our Blue 360sm Design Advantage specialists can review your CAD drawings and help you complete your specs. They're also experts in steering you through the challenges of code compliance and helping you to choose the best product solutions for your project.

Our Blue360sm Field Advantage team is a contractor's best friend. They work closely with our product experts in R&D and help contractors in a number of ways, including:

  • Installation training and support at the job site

  • Onsite troubleshooting

  • Reading specs

  • Preparing bids

  • Classroom seminars

  • Sharing best practices

Blue 360sm Field Advantage: Our team is your team.