Technical Specifications
LITE-WEIGHT FIRE-RATED
GYPSUM BOARD
Consider the advantages
of ToughRock Lite-Weight
Fire-Rated Gypsum Board:
u Type X Gypsum Board (per ASTM C1396)
for increased fire resistance
u UL Certified, Type LWX may be used in
160+ fire-rated assemblies, including
15+ fire-rated ceiling assemblies
u Perfect for long-expanse, open-concept ceilings
u NO BACK BLOCKING required for fire-rated ceiling
assemblies
(like some competing
5
/
8” lightweight products)
u Non-combustible, dimensionally stable gypsum
core reinforced with glass fibers to increase board
strength and resistance to the passage of heat
u Standard tapered edge and fast score and snap
for easy installation
*DID YOU KNOW?
Some competitive
5
/
8” lightweight fire-rated (UL Type ULX) gypsum boards are limited
to only one UL fire-rated ceiling assembly (Design L559), which requires extra time
and labor to stagger gypsum boards over joists and secure them with batten strips
centered on butt joints – otherwise known as “back blocking.”
Not all
5
/
8” Lightweight Fire-Rated Drywall Boards Are Created Equal...
Meet requirements for fire-rated walls AND ceilings with the right, lighter weight board.
ToughRock
®
Lite-Weight Fire-Rated Gypsum Board is one ASTM C1396 Type X product that can
be used to meet your projects’ walls, beams, columns AND floor/ceiling assemblies, without the
extra time and labor intensive step of back blocking* required with some other lightweight
5
/
8” wallboards. And, it’s even easier to lift, carry and install when compared to standard
weight
5
/
8” drywall, like ToughRock
®
Fireguard X
™
Gypsum Board.
ToughRock
®
Lite-Weight Fire-Rated Gypsum Board is the perfect choice for contractors and
installers who want to get the job done quickly and efficiently while remaining capable of
meeting fire design needs.
www.GPGYPSUM.com
Georgia-Pacific Gypsum ToughRock® Lite-Weight
Fire-Rated Gypsum Board has achieved GREEN-
GUARD and GREENGUARD GOLD Certification.
GREENGUARD Certified products are certified to
Underwriters Laboratories’ GREENGUARD standards
for low volatile organic compound (VOC) emissions
into the air during product usage. Learn more about
GREENGUARD at ul.com/gg.
Technical Hotline 800-225-6119
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