ARTICLE & Infographic

Interior and Exterior Condensation and Glass

What Is Condensation? As you may have first learned in science class, condensation is a phase in Earth’s water cycle in which water vapor in the air condenses into liquid water. Condensation occurs ...
ARTICLE

Four Essential Questions about Tinted Glass in Bird-Friendly Applications

As the interest in bird-safe windows and glazing applications grows, inquiries about tinted glass have become more frequent. Questions have emerged about the effectiveness of tinted windows for bird ...
ARTICLE

Understanding Framing and Performance Values

Compared to glass alone, the National Fenestration Rating Council (NFRC) performance ratings of window units typically vary in several ways that may not be immediately apparent. To understand why ...
ARTICLE

Color Rendering Index: How Glass Affects Color Rendering

What Is the Color Rendering Index? The color rendering index (CRI) is a metric that considers how accurately a color is rendered under lighting conditions as compared to its rendering under natural ...
ARTICLE & Infographic

Inflation Reduction Act

The Inflation Reduction Act (IRA) of 2022 includes close to $400 billion for energy and climate projects directed at reducing carbon emissions 40% by 2030.
ARTICLE

Designing with Low-Iron Acid-Etched Glass

Editor's note: This article was originally published as Full Surface Acid-Etched Starphire® Glass: The Designer's Choice on the Walker Glass Blog
ARTICLE

What to Know about LEED® Certification

What is LEED® Cerfitication? Run by the U.S. Green Building Council (USGBC), the LEED green building program is an environmentally oriented certification program for buildings that stands for ...
ARTICLE

Understanding EPDs

With climate change top of mind, coast to coast legislation is obligating building owners and architects to take a hard look at their building designs. In New York, the city's Local Law 97 has placed ...
ARTICLE

Clarity on Proper Glass Cleaning

Architectural glass is a durable product that can be maintained in satisfactory condition by regular cleaning using accepted good glass cleaning practices. Glass should be washed at frequent ...
ARTICLE

Codes and Climate Zones

Green Building Codes In the United States, green building strategies that can help reduce energy consumption are increasingly being introduced to traditional building codes. As a result, architects ...
ARTICLE

Biophilia and Glass: Supporting a Connection to Nature

The growing practice of biophilic design in architecture is all about maintaining a connection to nature and light through a building. Because glass is the most popular transparent building material ...
ARTICLE

Stainless Steel Spacers Outperform Foam in Residential Windows

When it comes to windows, homeowners are familiar with the parts of windows they can see, like the glass, the frame and the hardware. However, there are parts of the window inside the glass that play ...
ARTICLE & Slideshow

What is Embodied Carbon?

Targeting Embodied Carbon While energy efficiency and operational carbon are important aspects of eco-friendly building designs, embodied carbon emissions continue to gain traction as a major focus ...
ARTICLE

VacuMax™ Vacuum Insulating Glass (VIG)

With unmatched insulation performance, VacuMax™ VIG by Vitro offers performance rivaling that of traditional walls.
ARTICLE

Solarvolt™ BIPV Lites Energize and Enhance Commercial Buildings

In March 2021, Vitro Architectural Glass launched its first ever energy-generating product: Solarvolt™ building-integrated photovoltaic (BIPV) glass modules. Seamlessly integrated into the building ...
ARTICLE

Glass Options for Enhanced School Safety

With 49 recorded school shootings in 2018 and 2019, according to Education Week, and another 8 in 2020, safety in schools remains a top priority issue in the U.S.
ARTICLE & Infographic

Celebrating 10 Years of the Glass Insider e‑Newsletter

For over a decade, the Vitro Glass Insider email newsletter has provided the glass industry with engaging, educational updates on glass trends, case studies, design challenges and applications.
ARTICLE & Slideshow

The Benefits of Glass for Construction and Hygiene Protection

For over four thousand years, the lustrous, hard, and inert characteristics of glass have made it one of the world’s most desirable and frequently used building materials. Glass is used in many of ...
ARTICLE & Infographic

What’s the Difference Between U‑Value and R‑Value?

One of the most important glass performance measures is U-value—also known as U-factor—which measures the insulating characteristics of the glass, or how much heat flow or heat loss occurs through ...
ARTICLE & Slideshow

Specifying Fire-Rated Glass

Glass is vital to the aesthetic of nearly every modern structure—increasing natural light, curbing sound, protecting against inclement weather and offering a view to the external world. While glass ...
ARTICLE

The Evolution of Energy Codes

The Codes that Guide the Evolution of Design Energy codes establish the minimum efficiency requirements for both new and renovated buildings. Created and regulated by multiple governing bodies, codes ...
ARTICLE & Infographic

Ensuring a True Low-Iron Look

Clear glass is extremely common and is popular in a variety of architectural design applications. However, when specifying glass to achieve a truly transparent aesthetic, design professionals know ...
ARTICLE

Bird-Friendly Glass Legislation

Early Birds to Bird-Friendly Requirements As the problem of bird-to-building collisions becomes more widely known, an increasing number of states, cities and municipalities are adopting legislation ...
ARTICLE & Slideshow

Daylighting with Low-Iron Glasses

Well-daylit interiors boast a range of benefits, such as occupant mood and productivity, a sense of connectivity between spaces, decreased use of artificial light and energy bills, stunning views to ...
ARTICLE & Slideshow

Decorative Glass Applications

In recent years, glass fabricators have made significant advances in their technologies, creating a range of decorative glass applications that are increasingly specified by architects who seek ...
ARTICLE

Three Trends in Commercial Energy Codes

The Ever-Shifting Code Despite being immovable, buildings must be incredibly versatile because the standards that influence their design are ever-changing. Continually, architects and designers are ...
ARTICLE

Finding the Right Glass to Eliminate the Green

The Common Uses of Clear Glass Clear glass is extremely common, and is popular in a variety of architectural design applications. From applications ranging from vision glass to spandrel glass, clear ...
ARTICLE

What Contractors Want

Inquiring Minds Want To Know Did you ever wonder what general contractors want most from their glazing contractors, or want to know about their positive and negative experiences with fabricated glass ...
ARTICLE & Slideshow

The Science of Low-E Coatings

As one of the most popular and versatile building materials used today, low-e emissivity (low-e) glass coatings can enable exceptional energy efficiency and aesthetics. But how do they work?
ARTICLE & Slideshow

How to View Glass Samples

When designing commercial spaces, choosing the right type of glass is critical. In order to choose the right product, evaluating a glass’s aesthetic characteristics up close by viewing a glass sample ...
ARTICLE & Slideshow

Why Specify Which Type of Glass?

Choosing the right architectural glass is crucial to a successful project. For more informed decisions in the evaluation, selection and specification of architectural glass, Vitro Architectural Glass ...
ARTICLE & Infographic

"Spec Check”: Accuracy Key to Compliant Specifications, Successful Projects

Imagination and creativity are critical skills that enable architects to create beautiful, vibrant and sustainable buildings. However, one aspect of successful projects that often goes under the ...
ARTICLE & Infographic

Optimal Low-E Coating Placment for Double- and Triple-Glazed IGUs

Achieving optimal performance of solar control low-e glass and passive low-e glass requires proper placement of low-e coatings on the glass surfaces of an insulating glass unit (IGU). Placement ...
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Cost Considerations in Specifying Vitro Architectural Glass

To make more informed decisions in the evaluation, selection and specification of architectural glass products, Vitro Architectural Glass (formerly PPG glass) recommends using an installed systems ...
ARTICLE

How to Read Color in Glass

Glass is one of today’s most versatile building materials due to its virtually unlimited aesthetic options and outstanding energy characteristics. The breadth of glass colors available is one reason ...
ARTICLE & Video

Heat-Treated and Spandrel Glass

Heat-treated glass provides both the durability and safety found in many of the world’s most visually breathtaking buildings. But manufacturing heat-treated glass is a complex and multi-step process. ...
ARTICLE & Infographic

INSLIP and INSLOP

Placement of a laminated lite within an insulating glass unit (IGU) is key to how its glazing system will perform. INSLIP and INSLOP are two commonly used terms to help designers position laminated ...
ARTICLE & Video

Bent & Laminated Glass Demonstration

Here's an explanation of how bent and laminated glass is made, courtesy of Standard Bent Glass in East Butler, PA. First, large sheets of glass are scored into a range of end-use sizes. Then, these ...
ARTICLE & Video

Bird-Friendly Glass

A Partnership Mother Nature Would Approve Of: Award-Winning Bird-Friendly AviProtek® and Solarban® Solar Control Low-e Glass Each year, more than 600 million birds die from collisions with glass in ...
ARTICLE & Video

Low-e Demonstration

Here’s a quick demonstration that will give you an understanding of low-emissivity or low-e glass.
ARTICLE & Video

Spandrel Glass

There are a wide range of glasses to choose from to meet the needs of any project. Spandrel glass is one such option. Unlike vision glass, which is meant to be transparent, spandrel glass is designed ...
ARTICLE & Slideshow

Tdw-ISO: Fading Factors

For years, UV light transmittance used to be thought of as the measure of a glazing material's ability to protect furnishings from fading due to sunlight exposure. Now, ISO Damage Weighted ...
ARTICLE & Video

The Benefits of Designing with Reflective Glass

When designing with glass, there are a wide range of options to choose from to create a truly unique project. One option in particular–reflective glass–has some significant aesthetic and performance ...
ARTICLE & Slideshow

Types of Glass Fabrication

Glass fabrication is an important part of glass specification. There are several basic types of fabricated glass, which all offer unique pros and cons. Types of glass fabrication include insulating ...
ARTICLE & Slideshow

Short Wave and Long Wave Energy

Understanding the solar energy spectrum is key to understanding glass coatings. Glass coatings affect the way the different parts of the solar spectrum are absorbed into, transmitted through or ...
ARTICLE & Slideshow

Heat-Treated Glass: It's All About the Pressure

When designing with large expanses of glass, it is critical to know when the glass may need to be heat-treated for durability and/or safety. The type of processing required—heat strengthening or ...
ARTICLE & Video

Designing Glass to Resist Wind and Snow Loads

Accommodating for wind and snow is one of the important upfront considerations in the design and specification process. There is a multi-step process that must be undertaken to help ensure the glass ...
ARTICLE & Video

Determining the Right Glass for the Right Acoustics

While glass looks great aesthetically, it also has to meet high performance standards. An important part of performance relates to acoustics, whether it’s large, dramatic panels used for the exterior ...
ARTICLE & Infographic

Key Elements of an IGU

There are several key elements that impact the performance of an insulating glass unit (IGU). These include the primary seal thickness and width, secondary seal width, the spacer and the desiccant.
ARTICLE & Video

Nickel Sulfide and Spontaneous Breakage

Sometimes glass breaks in a building without any obvious cause. When this occurs, it could be due to glass edge damage or surface damage from handling and glazing that then weakens the glass during ...
ARTICLE & Slideshow

Key Glass Performance Measures

Review the Slide Share for valuable information about key glass performance terms. The slides provide an overview on common terminology used in the glass industry, including: Visible Light ...
ARTICLE & Video

How Glass is Made – From the Batch House to the Lehr

Glass has become one of the most popular building materials used today because it offers virtually unlimited aesthetic options, combined with outstanding performance. What ends up as large, sweeping ...
ARTICLE & Video

How Glass is Made – From Cutting to Low-e Coatings

In How Glass is Made, From the Batch House to the Lehr we covered how glass starts as a simple combination of sand, soda ash, limestone and dolomite, moves to the batch house, enters the furnace, and ...
ARTICLE & Infographic

What Glass Does with Solar Energy

There are three parts to the solar energy spectrum: infrared, visible and ultraviolet. Glass consequently responds to these three different types of light in three different ways: by reflecting, ...
ARTICLE & Infographic

North American Glass Channel

The North American Glass Channel chart demonstrates the many different processes involved in the production of commercial glass and the capabilities of the largest channel participants from primary ...
ARTICLE & Video

How Low-e Glass Works

Glass is one of the most popular and versatile building materials used today, due in part to its constantly improving solar and thermal performance. One way this performance is achieved is through ...
ARTICLE & Infographic

Float Glass Process

The Float Glass Process is a multi-step glass manufacturing process where liquid glass is formed by "floating" it on molten metal. First, raw materials are weighed, mixed and moved by conveyor from ...
ARTICLE & Infographic

Solar Energy Spectrum

Understanding the solar energy spectrum is the first step in understanding how low-e coatings work. Learn more about our full line of Low-E Glass products.
ARTICLE & Video

Heat Strengthened vs. Tempered Glass

When thinking of some of the world’s most dramatic, visually breathtaking buildings, they most likely involve large expanses of glass. Before these architectural masterpieces can be created, the ...
ARTICLE & Infographic

Low-E Coatings Thickness

Low-E coatings are 500 times as thin as a human hair, yet have a tremendous impact on a building's overall energy efficiency. Learn more about our full line of Low-E Glass products.
ARTICLE & Video

Preventing Thermal Stress Breakage

While aesthetically versatile and offering outstanding performance, working with glass does come with some special considerations. This is especially relevant in commercial architecture, where it’s ...
ARTICLE & Video

Specifying Large Insulating Glass Units

Standard Glass Sizes Contemporary building projects that use insulating glass units (IGUs) in their facades typically adhere to obtaining raw float glass with a standard size of 96" x 130" (approx. ...
ARTICLE & Video

Top Design Considerations

Glass has become one of the most popular and complex building materials used today by offering virtually unlimited aesthetic options, in addition to outstanding performance. However, designing with ...
ARTICLE & Infographic

How Low-e Glass Coatings Work

For an easy way to understand how low-e glass coatings help keep rooms comfortable, simply look at how a thermos works.
ARTICLE & Video

Pro/Cons of Gas-Filled Insulating Glass Units

Boosting Thermal Efficiency with Gas-Filled Insulating Glass Units As codes, standards and green building certification programs governing energy use and carbon reduction requirements become stricter ...
ARTICLE

Together, We See Further

The Same Reputation. A New Identity. Two years ago, Vitro acquired PPG Flat Glass. Today, as one of the world’s largest global glass producers, the key to our success lies in the strength of our ...
ARTICLE

Our Carlisle Plant: More Powerful Than Ever

It’s said that strength comes from adversity. If that’s the case, then Vitro’s float glass plant in Carlisle may be more powerful than ever.
ARTICLE

Jumbo Glass: Bigger is Just the Beginning

Building design is constantly changing. Today, strict energy codes and ambitious designs are urging architects to evolve their designs, and manufacturers must provide solutions for these emerging ...
ARTICLE

Why We're Giving a Pittsburgh Treasure New Wings

Great design is frequently inspired by nature, which is why Vitro Architectural Glass (formerly PPG Glass) is dedicated to its preservation.
ARTICLE

What’s in Your Spec? A Checklist for Glazing Contractors

Awareness, Diligence Key to Spotting Errors and Deviations in Glass Specifications by Steve Marino Premium unitized curtain wall and custom-built façades are par for the course in today’s highly ...
ARTICLE

The FYI on EPDs: Why Environmental Product Declarations Matter

Green building certification programs and sustainable design practices have become mainstream. Today’s architects and their clients demand not only greater transparency but also easily accessible ...
ARTICLE

Green Id(EA)s: Earning LEED® Credits Through Glass Selections

Established by the United States Green Building Council (USGBC) in 1998, the LEED® (Leadership in Energy and Environmental Design) rating system is a premier benchmark for sustainable design.
ARTICLE

Ideas, Packaged: Vitro Glass Sample Kit Round-Up

Vitro Architectural Glass (formerly PPG Glass) assists architects, interior designers and other specifiers throughout the design process by offering several curated glass sample kits for product ...
ARTICLE

How to Use the Construct Tool to Generate 3-Part CSI Specs

Vitro Architectural Glass (formerly PPG Glass) has added a new feature to the Vitro Glass “Construct” tool that enables users to quickly generate 3-part specifications in the Construction Specifiers ...
ARTICLE

How Vitro Architectural Glass & Walker Glass Are Saving Birds’ Lives

Each year, more than 600 million birds die in the United States due to collisions with glass. Vitro Architectural Glass (formerly PPG Glass) and alliance partner, Walker Glass, are doing something ...
ARTICLE

There’s No Replacement for a Full-Size Mockup

Mock-up evaluation is a critical element of working with insulating glass units (IGUs). While a 12” x 12” sample can certainly give you a good idea of the glass’s aesthetics in a general sense, ...
ARTICLE

The Five Defining Qualities of Vitro Certified®  Fabricators

When you need a fabricator that can deliver high-performance Vitro Architectural Glass (formerly PPG Glass) products on your timeline, choose a certified member of the Vitro Certified® Network. Our ...
ARTICLE

The Inside Scoop on Using Vitro Architectural Glass for Interior Design

While Vitro Architectural Glass (formerly PPG Glass) is proud to serve architects through its expansive selection of architectural glass products for exterior glazing and curtain wall applications, ...