Fire Rated Doors With Wire Glass

The codes exempted traditional wired glass where fire rated glazing was needed.
Fire rated doors with wire glass. Under the 2012 ibc unsafe wired glass is not allowed in any hazardous location. The wire glass has a special film added to it which holds the glass in place should it break. Inches with no dimension exceed ing 10 inches. It is listed for use in openings that do not require an impact safety rating.
Since 2003 the use of traditional wired glass in doors sidelites or locations where impact is a concern has been narrowed. 20 45 minute. Trudoor is certified by ul enabling us to cut re certify and label protect3 wire safety glass and fire protection rated glazing materials. Wirelite is a 17 64 6 8 mm thick fire rated glazing material composed of wired glass.
Wirelite nt is listed for use in doors sidelites transoms and borrowed lites. Safety wire fire glass has been developed to allow wire glass to be used in areas where safety glass is required. Safety wired fire glass doors. Great companies are built on great products.
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. Rated glass such as safety wired glass and safety glass ceramic used in 60 and 90 minute doors to 100 sq. Wirelite nt is a 17 64 6 8 mm thick glazing material composed of wired glass and a fire rated surface applied film. If the door serves as a horizontal exit door in a fire wall it is further restricted to 100 sq.
So when it comes to fire rated glass doors wired glass can be used for vision panels but not much else. 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. 3 hour doors are not permitted to have fire protection rated glass. Labeled fire doors control the spread of fire and smoke for up to 3 hours.
Metal fire doors are an economical alternative to wood fire doors when more than a 20 minute rating is required. That exemption no longer applies. As the only fire rated glazing product available at the time traditional wired glass was granted a temporary exemption from meeting the cpsc standard. Today s issue will focus on revised ibc safety glazing requirements and how they affect the use of traditional wired glass.