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PROVA Mat Waterproofing Membrane

PROVA Mat Waterproofing Membrane

$136.25
$136.25 - $530.00
$136.25
$109.00
$109.00 - $424.00
$109.00

PROVA Mat Waterproofing Membrane is a thin, flexible, low-perm sheet membrane that creates a watertight barrier for tile showers, bathrooms, and wet areas—protecting walls and floors from leaks, mold, and costly moisture damage. Trusted by both installers and homeowners, it delivers fast, clean installation and lifetime waterproof confidence in every project.

  • 100% Waterproof & Mold-Resistant – Prevents leaks and microbial growth beneath tile.
  • Low Vapor Permeance (0.109 perms) – Effective vapor retarder for showers and steam applications.
  • ICC-ES Certified – Meets ANSI and ASTM standards for proven reliability.
  • Ultra-Thin Profile (0.43 mm / 16.93 mil) – Provides a smooth, even surface for tile installation.
  • Versatile Applications – Ideal for tile showers, tub surrounds, laundries, saunas, and residential steam showers (install over PROVA Board Plus+).
  • Part of the Complete PROVA System – Integrates seamlessly with PROVA Joint, Pipe Seal, and Corners for total, certified protection.
  • Lifetime System Warranty – Backed by PROVA Tile Installation Products for lasting confidence (T&Cs apply).
  • Sized for North America – 3.28 ft (1 m) wide; roll lengths vary by size.
Specifications

Thickness: 16.93 mil (0.43 mm)
Width: 3.28' (1 m)
Length: Varies depending on square feet
Material: Polypropylene
Perm Rating: 0.109 perms
Warranty: Limited Lifetime (T&Cs Apply)
Certification: IC-ES Certified (Listing No. ESR-3603)
Setting Material: Premium polymer modified thinset mortar required.
Suitable Substrates: Plywood, drywall, backer board, cement slab, dry pack mortar beds.

Approvals:
ASTM D4068-01 (Annex 2) - Waterproofness
ANSI A118.10 (section 4.1) - Fungus and microorganism resistance
ASTM E96 (Procedure E) - Water vapor permeance

Downloads

Installation Instructions: PROVA Mat Installation Instructions.pdf
Product Sheet: PROVA Mat Product Sheet.pdf
Safety Data Sheet: PROVA Mat Safety Data Sheet.pdf
Warranty: PROVA Tile Installation Products Lifetime Warranty.pdf

Select Size: 50 sqft
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Professional-Grade Waterproof Protection for Tile

Professional-Grade Waterproof Protection for Tile

  • Total Waterproof Protection – 100% waterproof polypropylene construction creates a complete barrier against leaks, mold, and costly water damage beneath tile.

  • Vapor Retarder – Exceeds industry standards for vapor impermeability; approved for intermittent-use steam showers and steam rooms (when installed over PROVA Board Plus+).

  • Versatile Applications – Ideal for tiled walls, floors, showers, tub surrounds, residential steam rooms, laundry areas, and tile backsplashes.

  • Healthier, Mold-Free Bathrooms – Moisture-blocking, microbial-resistant design helps prevent mold and mildew growth.

  • Protects Your Investment – Keeps tile, grout, and subfloors pristine while ensuring long-term structural protection and peace of mind.

  • Professional-Grade Quality, ICC-ES Certified – Engineered and manufactured to meet North American construction standards for waterproofing performance and reliability.

  • Lifetime System Warranty – Backed by PROVA’s lifetime warranty when installed as part of the full system, guaranteeing lasting protection.
Easier Installs with PROVA Mat

Easier Installs with PROVA Mat

  • Fast, Clean Installation – Lightweight, flexible, and easy to cut, with printed gridlines for fast, precise layouts.

  • Tile-Ready Surface – Dual fleece-laminated surface provides a strong thinset bond and a smooth, even base for tile—no extra prep required.

  • Quick, Efficient Coverage – Roll format covers large areas with fewer seams and overlaps, saving time on every install.

  • No Special Adhesives Needed – Installs using standard polymer-modified thinset mortars (ANSI A118.4 / A118.15).

  • Full System Compatibility – Seamlessly integrates with PROVA Joint, Corners, and Pipe Seals for complete waterproof protection.

  • Flexible & Durable – Conforms easily to walls, floors, benches, and niches; tear-resistant fleece ensures lasting performance.

  • Built for North America – Designed, sized, and certified specifically for U.S. and Canadian building standards.

Testimonials