Flooring & installation supplies for contractors, builders & every projectVirginia · Washington, D.C. · Maryland · 703-929-8455
Jobsite Flooring
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wedi Vapor 85 vaporproof tile backer board

Product specifications

Download Jobsite Flooring spec sheet (PDF)
Brand
wedi
Product type
Tile backer board
Size
4 × 8 ft × 1/2 in.
Core
Blue XPS foam wedi Building Panel
Vapor barrier
Factory-applied membrane on the vapor side
Vapor permeance
0.03 perms (assembly, ASTM E96 Procedure E)
Weight
27 lb per sheet
Fastening
wedi screws with tabless washers
Seam treatment
S-DRY SEAL with S-DRY tape, or Subliner Dry tape with wedi 620 sealant, plus fastener patches
Packaging
12 sheet minimum; 50 per pallet
Item number
US8000026
Made in
USA
wedi Vapor · JF-11323

wedi Vapor 85 Backer Board 4 × 8 ft × 1/2 in.

4 × 8 ft × 1/2 in. · Shower systems

wedi Vapor 85 is a wedi Building Panel with a vapor barrier membrane applied at the factory to the steam-facing side. With seams and fastener points sealed, the assembly tested at 0.03 perms, low enough for continuous-use steam rooms without a separate vapor retarder.

What it’s used for

  • Residential and commercial steam showers
  • Continuous-use steam rooms
  • Steam enclosure walls and ceilings
REGULAR PRICE$236.01 / panel

Contractors and builders get trade pricing with an account. See trade accounts

Sold individually, priced per panel.
Minimum order: 1.

Availability: Confirm before ordering

1 panel$236.01

Estimated lead time: 1–2 weeks. Delivery to Virginia, Washington, D.C., and Maryland. We’ll reach out with a quote that includes shipping after you request an order.

Delivery, cancellations & damage policy