Description

About Multicoat Green Barrier Waterproofing Membrane – 1 gallon and 5 gallon

Multicoat Green Barrier Waterproofing Membrane is a ready-to-use, liquid-applied elastomeric membrane for use under tile in showers and wet areas. It applies by roller (or airless sprayer per instructions), dries from light green to dark green as a visual indicator, and is designed for wood and masonry substrates such as cement backer board and concrete. :contentReference[oaicite:0]{index=0}

Multicoat Green Barrier Waterproofing Membrane Specifications

• Sizes: 1 gallon cans; 5 gallon pails. :contentReference[oaicite:1]{index=1}
• Type/Material: Liquid-applied elastomeric waterproofing and crack isolation membrane; ready to use, water cleanup. :contentReference[oaicite:2]{index=2}
• Design/Appearance: Light green when wet; turns dark green when dry (typically 1–2 hours). :contentReference[oaicite:3]{index=3}
• Performance/Compatibility: Waterproofing under tile in showers; coverage approx. 46–53 sq ft per gallon at 60 mil wet (waterproof membrane) and ~146 sq ft per gallon at 20 mil wet (crack isolation). Tested per ANSI A118.10 and A118.12. :contentReference[oaicite:4]{index=4}
• Suitable Substrates: Wood, concrete, cement backer board, exterior grade plywood, gypsum drywall. :contentReference[oaicite:5]{index=5}

Additional Features

• Color-change dry indicator: Shifts from light to dark green to signal readiness for next steps. :contentReference[oaicite:6]{index=6}
• Reinforce corners & drains: Embed stitch-bond polyester fabric at corners and around drains per instructions. :contentReference[oaicite:7]{index=7}
• Roller or spray application: Apply with a roller (e.g., 3/4 inch nap on page) or airless sprayer as specified in the guide. :contentReference[oaicite:8]{index=8}
• Defined wet-film targets: Install at 60–90 mils wet for waterproofing; verify with a wet-film gauge. :contentReference[oaicite:9]{index=9}

This product comes with a limited warranty covering material and craftsmanship defects. Contact the manufacturer for additional warranty details.

Orders are typically processed within 2–5 business days. Tracking details will be provided upon shipment.

1. What surfaces can I apply it to?

Suitable substrates include wood, concrete, cement backer board, exterior grade plywood, and gypsum drywall. :contentReference[oaicite:10]{index=10}

2. How do I know when the membrane is dry?

It turns from light green to dark green when dry; under typical conditions this takes about 1–2 hours before the next coat. :contentReference[oaicite:11]{index=11}

3. What coverage should I plan for?

As a waterproof membrane at 60 mil wet film, plan roughly 46–53 sq ft per gallon; as a crack isolation membrane at 20 mil, about 146 sq ft per gallon. :contentReference[oaicite:12]{index=12}

4. Do I need fabric reinforcement?

Yes—embed stitch-bond polyester fabric at corners and around the drain as detailed in the manufacturer’s instructions. :contentReference[oaicite:13]{index=13}

5. What sizes are available?

It is offered in 1 gallon cans and 5 gallon pails.