Dufferin® Stone

  • Natural stone appearance with a durable antiqued finish
  • Warm color blends and rich textures add to architectural interest
  • Flexible designs and patterns to suit individual taste
  • Cost effective installation with fewer mortar joints and on-site alterations
  • Maintenance free by requiring no on-going attention

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About Dufferin® Stone

Dufferin Stone veneers are natural texture veneers with an elegant old-world appearance. The distinctive look of its rich features and natural beauty is surpassed only by its durability. This cost-effective, versatile laying stone veneer is available in multiple warm color blends and rich textures and is perfect for residential or commercial applications.

Continuing Education

Lunch and Learn

Excellence in Single Wythe Masonry (LU/HSW)

 
CEU Credits: 1 LU | HSW

When properly constructed, single-wythe masonry walls offer a myriad of benefits that no other building material can touch from fire to moisture protection, durability to aesthetics, and cost-effective installation This presentation covers how to properly construct a wall using proper design techniques focusing on the prevention of moisture, cracking, and cleaning issues in order to take full advantage of the benefits of masonry construction.

After completing this course, attendees will be able to:
Understand why and where masonry walls begin to crack. 
Understand updates to energy codes in relation to single-wythe wall design 
Plan and design a sound single-wythe wall. 
Eliminate unnecessary repairing and cleaning of masonry walls.
 
This course is applicable to all structural masonry product lines except veneers.
 
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Lunch and Learn

Concrete Masonry Walls for Mold and Moisture Prevention (LU/HSW)

CEU Credits: 1 LU | HSW

Protecting the building’s envelope from water penetration is critical to the architect and design team. This program addresses the specific detail measures that can contribute to a successfully designed building which will help prevent water penetration.

After completing this course, attendees will be able to: 
Identify successful methods in detailing masonry so that moisture and mold are minimized in building design. 
Describe sustainable efforts to eradicate mold and moisture in building design. 
Explain what mold is, and how it develops in buildings.
Discuss and diagnose with architects the moisture problems that have occurred in their projects.
 
This course is applicable to all masonry product lines.
 
Register for this Lunch & Learn
Lunch and Learn

Modern Masonry: Fire Protection and Enhanced Performance

CEU Credits: 1 LU | HSW

The recent string of large construction fires across the US has cost billions of dollars in damages to job sites and nearby structures. In this course, learn the root cause of these blazes and how sound design, paired with the use of masonry, can offer fire resistance both during the construction phase and over the life of the building. 

After completing this course, attendees will be able to: 
Discuss the factors involved in the recent rash of construction fires around the nation.
Explain masonry’s ability to resist fires and assure safe buildings both during the construction phase and after completion.
Identify the ways in which masonry can resist moisture intrusion and protect buildings from moisture damage over the life of the building.
Describe three masonry systems that have been upgraded to meet codes, resist fires, and boost building performance and energy efficiency. ​
 
This course is applicable to all masonry product lines.
 
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Lunch and Learn

IECC Energy Review and Masonry Compliance Options (LU/HSW)

CEU Credits: 1 LU | HSW

The International Energy Construction Code is leading the charge for increasingly stringent energy code requirements across the nation, requiring ongoing adaptation of design strategies. 

This course reviews exterior envelope R-Value requirements and masonry wall compliance options in regards to the latest IECC code as well as several competitive building materials. We will review evolving exterior wall R-value requirements, explore the definition and impact of continuous insulation (CI), and present design opportunities for innovative wall systems that meet and exceed IECC performance standards.

After completing this course, attendees will be able to: 
Understand IECC requirements for exterior walls. 
Describe the principles behind continuous insulation (CI).
Develop effective specifications that incorporate continuous insulation into masonry systems. 
Understand the benefits and limitations of “new” & “old” wall systems.
Effectively apply this knowledge to future projects in order to meet increasingly aggressive energy performance goals.
 
This course is applicable to all masonry product lines, especially for InsulTech and EnduraMax
 
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Lunch and Learn

Green Building Design with Concrete Masonry Units (LU/HSW)

CEU Credits: 1 LU | HSW

Green building strategies – in accordance with or independent of LEED standards – continue to rise in importance across all building types.
 
This course will discuss the green building and sustainable design benefits of concrete masonry including life cycle costs, durability, energy performance, and safety. Additionally, the course will detail how building with concrete masonry can contribute to specific LEED credits, and to the health, safety, and indoor comfort of the occupant.
 
After completing this course, attendees will be able to: 
Become familiar with the ways in which concrete masonry can potentially contribute to economical and sustainable building practices. 
Identify concrete masonry's inherent sustainable qualities. 
Identify changes to LEED in relation to specifying concrete masonry.
Explain how concrete masonry can prevent the growth of mold in the building.
 
This course is applicable to all masonry products.
 
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Lunch and Learn

Masonry and Leed v4.1 (LU/HSW)

CEU Credits: 1 LU 

Sustainable design and green building are ever-evolving, with the latest version, LEED v4.1 introduced in 2019. 

This course will explore the latest modifications to the LEED standard, with a particular emphasis on masonry compliance and contribution. Developed by LEED expert Christine A. Subasic, P.E., LEED A.P., the course will introduce attendees to sustainable design and provide an overview of the LEED Rating System, and its credit categories, with a particular emphasis on Materials and Resources, as well as covering criteria and considerations used in selecting masonry products for LEED projects.

After completing this course, attendees will be able to: 
Understand the changes in the Materials and Resources credit category in LEED v4. 
Identify elements of sustainable design that are not always part of green building rating systems. 
Provide an overview of the LEED v4.1 BD+C New Construction Rating System. 
Explain sustainable design strategies and LEED strategies that utilize masonry.
 
This course is applicable to all masonry products.
 
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Lunch and Learn

Designing with Masonry for a Healthier, Safer Building Environment (LU/HSW)

CEU Credits: 1 LU | HSW

Masonry delivers a variety of benefits to occupants and designers alike including being highly environmentally-friendly due to its durability and reduced embodied energy compared to other structural building materials. 

This course will discuss ASTM specification classifications, as well as the various texture, pattern and color variations offered by masonry. Additionally, the course will review the environmental contributions that masonry offers the architect including the prevention of moisture and mold in construction projects and protentional LEED credits.

After completing this course, attendees will be able to: 
Identify the performance characteristics of the various types of architectural masonry. 
Understand different ASTM Classifications and how these affect the architect's specification of concrete masonry. 
Discuss the proper detailing of concrete masonry to prevent moisture intrusion. 
Explain the LEED rating system and how masonry plays a part in achieving LEED certification.
 
This course is applicable to all masonry product lines.
 
Register for this Lunch & Learn
Lunch and Learn

Controlling Moisture in Masonry (LU)

 
 
CEU Credits: 1 LU | HSW

Moisture intrusion is a leading cause of structural damage across all building types, and a leading threat to occupant health and wellbeing.

This presentation will cover masonry solutions that deliver superior moisture control and an environmentally sound structure. We will cover proper flashing and masonry installation strategies, discuss water repellant admixture advances for both block and mortars, and review the advantages of complete masonry systems to mitigate water penetration and provide backup moisture management.

After completing this course, attendees will be able to: 
Discuss flashing and other proper masonry installation strategies to manage moisture in a masonry wall. 
Explain the advantages of complete masonry systems that mitigate water penetration and provide backup moisture management. 
Describe water repellent admixture advances and uses in concrete block and mortar that help control moisture and meet green building codes. 
Specify a masonry solution that delivers superior moisture control and an environmentally sound structure.
 
This course is applicable to all masonry product lines.
 
Register for this Lunch & Learn
Lunch and Learn

Design Tactics for Masonry Stone Products (LU/HSW)

 
CEU Credits: 1 LU | HSW

The choice of concrete masonry in a building’s envelope provides a durable and permanent material that will last the life of the building. This program will discuss new masonry and stone products in the market, including large veneer and design options to meet today's trending aesthetic demands.

The specification of concrete masonry in a building’s envelope provides durable and permanent protection from moisture, impact, and fire. It also provides a timeless aesthetic.

This course will discuss new masonry and stone products in the market, including oversized veneers and design options to meet today's trending aesthetic demands. Proper detailing procedures that must be followed for effective moisture prevention and crack control will be expanded in detail.

After completing this course, attendees will be able to: 
Demonstrate proper detailing methods and procedures for moisture prevention. 
Describe sustainable design options in specifying large masonry veneers. 
Understand differences between wet cast and dry cast large masonry veneer units.
 
This course is applicable to Astra-Glaze-SW+® glazed masonry units.
 
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Lunch and Learn

Enhancements to Manufactured Stone Veneers (LU)

 
CEU Credits: 1 LU | HSW

Manufactured stone veneers have come a long way since their introduction, with modern versions delivering the high performance and timeless aesthetics of natural stone at a fraction of the cost.

This presentation reviews the rising trend and use of manufactured stone veneers (MSV) and advancements in the manufacturing process which make new veneers more durable, easier to install and more aesthetically pleasing and delivers the natural aesthetic of real stone.

After completing this course, attendees will be able to: 
Define the difference between the dry and wet cast, as well as lighting and full-depth veneers in terms of aesthetics, cost considerations, ease of installation and maintenance. 
Describe veneer installation procedures that ensure moisture control and a long building life with minimal maintenance. 
Educate peers on how veneers contribute to a building’s durability and integrity. 
Effectively specify and detail well-constructed masonry veneer.
 
This course is applicable to all veneer product lines.
 
Register for this Lunch & Learn

Technical Data

Minimum compressive strength 2000 psi
Maximum absorption by weight 13 lbs./cu. ft.
Minimum weight 125 lbs./cu. ft. or more
Solid units 3,150 lbs./90 sq.ft.
False joint units 3,060 lbs./90 sq.ft.

ASTM C90-11B Standard Specifications for Load Bearing Concrete Masonry Units

Laying Patterns

10% Large Stones 25% Large Stones
50% Large Stones

Shapes & Sizes

Modular system designed to fit with tight dimensional tolerances.

Height 3 1⁄2 inches

5 1⁄2, 7 1⁄2, 9 1⁄2, 11 1⁄2, 13 1⁄2 and 15 1⁄2 inches 

Height 5 1⁄2 inches

5 1⁄2, 7 1⁄2, 9 1⁄2, 11 1⁄2, 13 1⁄2 and 15 1⁄2 inches 

Height 9 1⁄2 inches

9 1⁄2, 11 1⁄2, 13 1⁄2, 15 1⁄2 and 17 1⁄2 inches 

Depth All units have a 3 1⁄2 inches depth

Performance Upgrade Options