Protecting homes and reputations with premium weather barriers

Our self-adhered weather resistive barriers are made of a highly durable membrane that directly adheres to the sheathing making installation easy and offering immediate protection from water damage. Our products increase the energy efficiency of homes as well, resulting in energy savings that benefits homeowners and the environment.

VYCOR® Product range

Using the latest in building science and technology, our weather resistive barriers create air-tight, yet breathable homes and achieve the highest product performance available.

VYCOR® enV-S™ Weather Resistive Barrier

Builders know that weather isn't what is used to be. Building for quality means building for all weather conditions, so builders now need to prepare for the worst no matter where they're building. 

VYCOR® enV-S™ Weather Resistive Barrier

VYCOR® Flashing Tapes

For homeowners, VYCOR® flashing tapes serve an important dual purpose—keeping water out, preventing structural damage, and reducing air leakage which saves money on heating costs.

VYCOR® Flashing Tapes
  • Weather Resistive Barrier

    Well-built homes need to be built for the worst that Mother Nature has to offer, resisting water infiltration and the costly effects of rot and mold that can result.

    Related Links

    VYCOR® enV-S™ Data Sheet

    Read More
  • Self-adhered Flashing

    VYCOR®'s reputation is backed by a thorough commitment to service. Experts from GCP are available to answer any questions about the installation or performance of VYCOR® weather barriers or flashings.

    Related Links

    VYCOR® Deck Protector® Data Sheet

    Read More

    VYCOR® Plus Data Sheet

    Read More

    VYCOR® PRO Data Sheet

    Read More

    VYCOR® V40 Data Sheet

    Read More

Well-built homes need to be built for the worst that Mother Nature has to offer, resisting water infiltration and the costly effects of rot and mold that can result.

Related Links

VYCOR® enV-S™ Data Sheet

Read More

VYCOR®'s reputation is backed by a thorough commitment to service. Experts from GCP are available to answer any questions about the installation or performance of VYCOR® weather barriers or flashings.

Related Links

VYCOR® Deck Protector® Data Sheet

Read More

VYCOR® Plus Data Sheet

Read More

VYCOR® PRO Data Sheet

Read More

VYCOR® V40 Data Sheet

Read More