Fireglass Fireglass 20 Door

FIREGLASS 20 DOOR

Fireglass Fireglass 20 Door

FIREGLASS 20 DOOR 

Fire-Rated, Safety-Rated Glass 

Fireglass®20 is a 1/4" (6 mm) thick fire-rated and impact safety-rated glazing material.

It is listed for use in doors with a fire rating requirement of 20 minutes.

INFORMATION

BRAND 

Fireglass

PRODUCT TYPE 

Door

APPROX. VISIBLE TRANSMISSION

89%

APPROX. VISIBLE REFLECTION

8%

INSULATED GLASS UNIT 

Available in an insulated glass unit (IGU) with other glass products, including (but not limited to): Tinted; Low-E; Art Glass; Reflective; One-way Mirror

MATERIAL 

Glass

WEIGHT 

3 lb/ft2

Fireglass Fireglass 20 Door

MINIMUM GLASS SIZE 

4-1/2" (must meet a 12" diagonal)

FIRE RATING 

20 minutes (without required hose stream test)

STC RATING 

31

THICKNESS 

1/4" (6 mm)

Fireglass Fireglass 20 Door

MAX. HEIGHT OF EXPOSED GLAZING 

89” (2.261 mm)

MAX. WIDTH OF EXPOSED GLAZING 

36” (914 mm)

ATTRIBUTES 

- Fire-Rated
- Impacted Rated
- Positive Pressure Tested
- UL Classified & Labeled

ASSEMBLY 

Doors

MAX. EXPOSED AREA 

3.204 in2 / 22.25 ft 2 (2.07 m2)

FIRE RATING 

May be lightly sandblasted or etched on one side without affecting fire rating

KEY FEATURES 

-C
lear and wireless -Large sizes available -Fire-rated for up to 20 minutes -Impact safety-rated - ANSI Z97.1 and CPSC 16CFR1201 (Cat. I and II) -Tempered (at least 4 times stronger than wired glass) -Fits in Fireframes® Designer Series frames from TGP, or standard fire-rated frames

Fireglass Fireglass 20 Door

MINIMUM EDGE CLEARANCE

1/4”

MINIMUM EDGE COVERAGE 

 
3/8”

LABELING

Each piece of Fireglass20 shall be permanently labeled with the appropriate marking on sizes up to 6,396 in2.

STORAGE & HANDLING 

Fireglass20 must be handled with care during transportation, storage, inspection and installation. Store in a dry place.

Fireglass Fireglass 20 Door

INSTALLATION 

Fireglass20 shall be glazed into the appropriate fire-rated framing with setting blocks and closed cell PVC tape. Openings must be plumb and square. Allow for a minimum edge clearance of 1/4” and a minimum edge coverage of 3/8”. Inspect each piece of Fireglass20 immediately before installation and eliminate any glass with observable edge damage or face imperfections. Place setting blocks (3” minimum) at the quarter points. Check for clearance around the edges, and adjust setting blocks as needed.

USE

For use in interior and exterior applications

IMPACT SAFETY RATING 

Meets ANSI Z97.1 and CPSC 16CFR1201 (Cat. I and II)

LISTINGS/STANDARDS 

Classified and labeled by Underwriters Laboratories, Inc.® File number for labeled 20 minute fire-rated assemblies is R13377. Tests performed in accordance with:

- UL 9
- UL 10B
- UL 10C
- NFPA 80
- NFPA 252
- LARR 25798

DETAIL BASED ON USE OF FIREFRAMES DESIGNER SERIES NARROW PROFILE FRAMING 

- Glazing Thickness : 1/4” (6.4 mm)
a. Frame width: 2" (51 mm)
b. Frame height: 2-3/4" (70 mm)
c. Stop height: 3/4" (19 mm)
d. Pocket width: 1/2" (12.7 mm)
e. Edge clearance: 1/4" (6.4 mm)
f. Bite: 1/2" (12.7 mm)

Fireglass Fireglass 20 Door