3 hour doors are not permitted to have fire protection rated glass.
Fire rated doors with wire glass.
If the door serves as a horizontal exit door in a fire wall it is further restricted to 100 sq.
It is listed for use in openings that do not require an impact safety rating.
Protect3 safety glass is a 6mm thick glazing material consisting of fire rated wire glass with a surface applied fire rated and impact safety rated film.
So when it comes to fire rated glass doors wired glass can be used for vision panels but not much else.
Labeled fire doors control the spread of fire and smoke for up to 3 hours.
Safety wire fire glass has been developed to allow wire glass to be used in areas where safety glass is required.
Great companies are built on great products.
Today s issue will focus on revised ibc safety glazing requirements and how they affect the use of traditional wired glass.
20 45 minute.
Inches with no dimension exceed ing 10 inches.
The wire glass has a special film added to it which holds the glass in place should it break.
A more stringent category ii impact test that stipulated 400 foot pounds of impact also was established for glazing areas that exceeded that size such as patio doors.
Wirelite nt is listed for use in doors sidelites transoms and borrowed lites.
That exemption no longer applies.
Safety wired fire glass doors.
As the only fire rated glazing product available at the time traditional wired glass was granted a temporary exemption from meeting the cpsc standard.
Fire rated steel doors play a vital role in keeping people safe and minimizing property damage during a fire.
Wirelite is a 17 64 6 8 mm thick fire rated glazing material composed of wired glass.
Since 2003 the use of traditional wired glass in doors sidelites or locations where impact is a concern has been narrowed.
Metal fire doors are an economical alternative to wood fire doors when more than a 20 minute rating is required.
Rated glass such as safety wired glass and safety glass ceramic used in 60 and 90 minute doors to 100 sq.
You are receiving the inaugural issue of code considerations quarterly safti first s quarterly publication that helps architects and specifiers select the correct fire rated glazing product based on the most current code and testing requirements.
Under the 2012 ibc unsafe wired glass is not allowed in any hazardous location.
Wirelite nt is a 17 64 6 8 mm thick glazing material composed of wired glass and a fire rated surface applied film.