Specifications & system summary

The current VaporDefender program is built around reinforced floor liner, wall liner, and the standard wall package of seam tape, wall tape, 8'6" term bars, and screws.

Current product lineup

ProductCurrent formatTypical use
VaporDefender Floor Liner10'6" × 100'Most common floor roll size for parcel-compatible smaller orders and mixed carts
VaporDefender Floor Liner10'6" × 200'Longer runs and fewer seams on contractor-focused LTL orders
VaporDefender Wall Liner5'3" × 100'Foundation walls, piers, and transition details as part of the full system
Seam Tape3.75" × 180'Floor-to-floor and overlap sealing
Wall Tape2" × 50'Initial wall-liner attachment before final mechanical termination
Term Bar8'6" per pieceTop-of-wall termination and wall transitions
Masonry ScrewsBox of 100Fastening term bars and wall terminations

Known technical basis

  • Thickness: 15 mil nominal
  • Construction: scrim-reinforced film laminate
  • Color: white / white
  • UV protection: UV stabilized for storage and handling
  • Vapor performance: Class I vapor barrier, ≤ 0.1 perms by ASTM E96
  • Fire retardant: non-FR

Review the current public technical summary for VaporDefender materials, sizes, and system components in one place.

Submittal support

Need a project review or customer-facing technical summary? Contact us and tell us which products you plan to use, along with the job ZIP and quantities.

Estimating support

Use the calculator for a first pass, then send the material list to us if you want a final review before ordering.

Sample support

Request a sample kit if you want to review the liner and wall-system materials before placing a larger order.