2018 International Building Code (2406.4. 3) specifies that tempered (safety) glass is needed if all these conditions exist: The exposed area of an individual pane is greater than 9 square feet (0.84 m2). The bottom edge of the glazing is less than 18 inches (457 mm) above the floor.

Is tempered glass required for windows?

A window must be tempered glass if all of the following criteria are met: more than 9 square feet in one single piece of glass that is 18 inches or less from the floor and the top of the glass is greater than 36 inches above the floor and has a 36-inch walkway on either side of the glass.

Is tempered glass considered safety glazing?





Tempered glass is a type of safety glass manufactured with the aid of heat or chemicals used to strengthen the glass. This process is sometimes referred to as “tempering.” Tempered glass can be up to four times stronger than typical annealed glass of the same size and thickness.

Where is tempered glass not required?

If a horizontal rail is provided along the walking surface adjacent to the glass that is located between 34 to 38 inches above the floor, then the glass is not required to be tempered.

At what height do windows need to be tempered?

According to the National Glass Association, there are 4 criteria that require safety glass: The glazing (glass) is less than 18 inches above the floor. The top of the glass is less than 36 inches above the floor. The size of the glass exceeds 9 square feet.

What is code for tempered glass windows?

According to the IRC, all glass panels in fixed, sliding, swinging, operable, or bifold doors should have tempered glass or laminated glass installed. Any glass that is within 24 inches of a doorway must be made of tempered glass if the bottom edge of the glass is 60 inches or less above the walking surface.

What is code for tempered glass?





Currently, building code requires tempered glass for windows in or immediately adjacent to doors, and in windows that are 18′ or less from a floor. Chapter 7A requires one of the panes in all dual pane windows to be tempered.

What category is tempered glass?

1. Tempered glass varieties can be classified into flat toughened glass and curved toughened glass according to their shapes. Generally, the thickness of flat tempered glass is 3.4, 4.5, 5, 5.5, 6, 7.6., 8, 9.2, 11, 12, 15 and 19mm; the thickness of curved tempered glass is 3.4, 4.5, 5.5, 7.6, 9.2, 11, 15 and 19mm.

Is tempered glass a safety feature?

Benefits of Tempered Glass

When tempered glass does break, it shatters into small cubes, reducing the likelihood of serious injury on impact. Therefore, it qualifies as a safety glazing material.

Is safety glass a legal requirement?



Safety glass should be fitted in all doors and other windows or glazed areas that are lower than 800mm from the floor level. Glass panels less than 250mm wide can be fitted with 6mm glass or laminated glass instead of toughened glass.

Are double pane windows tempered?

Double-pane windows are made from a wide variety of glass types. While not all of them have tempered glass, this is certainly an option, and sometimes a requirement, depending on the window and home’s location. The use of tempered glass offers the benefit of safety in addition to what double-pane windows already offer.

When did tempered glass become code?

The history of safety/tempered glass dates back quite a ways: International Residential Code (IRC), since inception in 2000; Florida Building Code (FBC), since inception a couple of years later; Uniform Building Code (UBC) since 1967, and Southern Standard Building Code (SSBC), at about the same time.

How low can a window be without being tempered?



According to “Code Check Complete: An Illustrated Guide to the Building, Mechanical, and Electrical Codes” by Redwood Kardon, et al., conditions requiring a window to have tempered glass include a window lower than 18 inches from the ground, larger than 9 square feet in area, with a top higher than 3 feet above the …

Why is tempered glass required?

The greater risk of slip and fall injuries in wet areas means that bathrooms, saunas, and hot tubs are places where is tempered window (glass) necessary. You must temper all glass if its bottom edge is less than five feet above a walking or standing surface such as a shower floor.

Do transoms need to be tempered?

In general, any glass in a door, or glass within a 24” arc of a door, is required to be safety glass. The exception is if it is more than 60” above the floor; so a window above a door (a transom), often does not need to be safety glazed. 3.

Is tempered glass toughened?

Toughened Glass are also known as Tempered Glass, so you already noticed that both names are usually used for the same type of glass. This type of glass is usually way more stronger than the regular glass, up to 5x stronger.

How can you tell if glass is safety glass?



How Do I Know If My Glass is Toughened/Tempered Safety Glass?

  1. Examine Its Edges. …
  2. Keep an Eye for the Bug. …
  3. Look for Imperfections. …
  4. View the Glass Through Polarized Lenses. …
  5. Score a Line (Only If You Plan on Cutting It Away)

Is tempered glass bullet proof?

Tempered glass is made to withstand some damaging forces, but it won’t be able to protect you against any kind of bullet fired from a gun (except maybe a small BB gun).

What type of tempered glass is best?

Best Tempered Glass for Phones in India

  • AMFILM TEMPERED GLASS.
  • SUPERSHIELDZ.
  • IQ SHIELD.
  • SKINOMI.
  • ILLUMISHIELD.
  • WITKEEN TEMPERED GLASS.
  • MAXBOOST SCREEN PROTECTOR.
  • OTAO.

Are there different types of tempered glass?



Ceramic, Annealed, Tempered, Laminated… those are just a few of many, many different options. We have various shapes and shades of tints. We can even do custom pieces of glass to fit the thickness and shape specifications that you need.

What is 11D in tempered glass?

The premium tempered glass has an oleophobic coating that prevents contaminants. 11D curved edges provides full coverage over the screen. Secure shatterproof function, will not be broken into small pieces of sharp.