Stucco
Stucco
Cemplaster Fiberstucco

Master Wall® Cemplaster Fiberstucco is a fibered Portland cement-based bagged stucco with exceptional workability, open working time, water retention, early strength, shrinkage resistance, and long-term durability.
Features & Benefits
- Concentrate and mix with sand and water
- Fibered for better crack resistance
- It can be modified with Stucco Ad-Liquid for better tensile, compression and mold-resistance
- For application over lath or direct-applied to approved substrates
- Manufacturer Warranty
Ready Cemplaster Fiberstucco

Master Wall® Ready Cemplaster Fiberstucco is a fibered Portland cement-based bagged stucco with exceptional workability, open working time, water retention, early strength, shrinkage resistance, and long‑term durability.
Features & Benefits
- Ready to use, mix with water
- Great for job sites with limited space for on-site storage
- Fibered for better crack resistance
- It can be modified with Stucco Ad-Liquid for better tensile, compression, and mold resistance
- For application over lath or direct-applied to approved substrates
- Manufacturer Warranty
AirSTOP for CMU

Master Wall® AirSTOP for CMU is a premium dry polymer-modified Portland cement-based air and water barrier that integrates into approved Cemplaster Fiberstucco and approved Cobrand stucco products for a complete air and water solution over concrete and masonry substrates. AirSTOP is a dual-purpose product that may be applied under ASTM C926 stucco as a concealed application or as a skim or leveling coat on the surface.
Features & Benefits
- Air Control
- Adds Water Resistance
- Engineered Stucco Scratch Coat
- Stucco Leveler
- Vapor Open
- Convenient Bags for easy storage
Accent® Hardcoat Mortar

Hardcoat Mortar is a high-performance, polymer-modified leveling base coat, foam trim adhesive, and base coat for Portland cement stucco. Hardcoat Mortar mixes easily with water; its creamy consistency helps accurate wall surfaces while providing additional weather protection.
Cemplaster Fiberstucco Co-Brand Products



As part of our Cemplaster Fiberstucco Systems, Master Wall Inc. allows
select products to be part of our warranty program. Warranties are available
for up to 20 years, depending upon product selections and combinations.
Features & Benefits
- Warranties up to 20 years through Master Wall Inc.
- Preblended and Concentrate options
- Locally and regionally available for LEED compliance
- Engineered for consistency
Stucco Ad-Liquid
Stucco Ad-Liquid is an easy-to-use polymer modifier that is added directly to traditional stucco or Cemplaster Fiberstucco mix to improve the overall quality of the material.
Features & Benefits
• Improved Compressive Strength
• Improved Tensile Strength
• Improved Weather Resistance
• Mold-X™ Bactericide included
• Reduced Shrinkage
• Reduces Stucco Cracking
• Reduced Brittleness
• Eliminates Fogging Requirement
• Slows Cure and Increases Flexibility
Fibalath™

Master Wall® Fibalath™ is a non-rusting alternative to metal lath. The alkali-resistant fiberglass is strong yet lightweight and rolls out easily to cover large wall surfaces.
Features & Benefits
- Non-metallic, Non-directional, Can be applied vertically or horizontally
- Pliable, with no sharp edges
- Wide rolls
- Three-dimensional profile for better furring and stucco grip
- Packaged in light-weight rolls
- Easier and safer to handle and cut
- Fewer overlaps are required to give better coverage
- Self-furring, excellent mechanical key using traditional fastening procedures
- Application time/labor savings
- Warranted by Master Wall® when sold by our distributors and used in our Cemplaster Fiberstucco Systems!
BA57
BA57 is a 100% acrylic bonding agent used to prepare surfaces of concrete, masonry, stucco, and exterior gypsum sheathing to help enhance the bond of Master Wall products or traditional stucco. It helps control excessive stucco absorption over highly porous surfaces and improves the bond of Master Wall SuperiorFlash and WeatherStop Tapes.
