LCI Intumescent Firestop Sealant - 29 oz. LC329

Premium grade, water-based firestop sealant featuring STI s patented two-stage intumescent technology. The perfect choice for the broadest array of combustible and noncombustible penetrates requiring a permanent, durable seal. SpecSeal LCI Sealant is a versatile and economical intumescent product intended for firestopping a wide array of applications in small commercial or grouped residential construction and other structures with similar applications.

SpecSeal LCI Sealant is storage stable (when stored according to the manufacturer s recommendations), and will not separate or shrink when dried. SpecSeal Series LCI Sealant will adhere to all common construction and penetrate materials and contains no solvents that might adversely effect plastic pipes or cable jackets.

SpecSeal^® LCI Firestop Sealant is a water-based intumescent sealant intended for a wide range of through-penetration and construction joint applications. SpecSeal^® LCI Sealant has excellent caulking properties making it easy to apply in vertical applications as well as overhead.

• Gun Grade material available in caulk tubes, sausages and pails
• Tested for use in through-penetration and construction joint configurations
• Compatible with CPVC Piping
• Can be sanded and painted to match its surroundings
• Used in over 500 UL^® Tested Systems

FIRE CAULK

12 PER CASE

SERIES LCI INTUMESCENT SEALANT
Technical Service 1-800-992-1180 1
www.stifirestop.com
APPLICATIONS PRODUCT DESCRIPTION
PERFORMANCE
• Economical: High performance without the high price!
• Highly Intumescent: Expands up to 8 times.
• Excellent Smoke Seal
• Water Resistant : Will not re-emulsify when dry.
• Water-Based for easy installation, cleanup, and disposal.
• Acoustically Tested: Reduces noise transmission
• Safe...Low VOC’s, No Solvents, Non-Halogenated
• Paintable
FEATURES
SpecSeal® LCI Sealant has a broad application
base designed to seal a wide variety of common
penetrations and construction joints. Penetrant types
include insulated and non-insulated metallic pipes
and tubes, non-metallic pipes and tubes, and common
electrical service and power distribution, telephone,
data, and TV cabling. This product is also
used in conjunction with other SpecSeal® Products
such as SpecSeal® Firestop Collars and Wrap
Strips to protect larger plastic pipes. See Table A for
a summary application list.
SpecSeal® LCI Sealant is a versatile and economical intumescent sealant that has excellent caulking
properties as well as high build properties on vertical or overhead surfaces. This single grade may be
caulked (standard cartridge or bulk loaded), knifed or troweled. In addition, SpecSeal® LCI Sealant
does not contain PCB’s or asbestos.
SpecSeal® LCI Sealant is storage stable (when stored according to the manufacturer’s recommendations),
and will not separate or shrink when dried. SpecSeal® Series LCI Sealant will adhere to all
common construction and penetrant materials and contains no solvents that might adversely effect
plastic pipes or cable jackets.
SpecSeal® LCI Sealant is the basis for systems that meet the exacting criteria of ASTM E814 (UL1479)
and ASTM E1966 (UL2079) as well as to the time-temperature requirements of ASTM E119 (UL263).
LCI provides up to a 4-hour fire rating for typical service penetrations through concrete or wood floors,
concrete or masonry walls, as well as gypsum board walls. SpecSeal® LCI Sealant meets Class A
finish requirements for Flame Spread and Smoke Development when tested in accordance with ASTM
E84 (UL723). Meets or exceeds the requirements of ASTM C834, Type C, Grade 0. SpecSeal® LCI
Sealant is also acoustically tested, demonstrating excellent sound attenuation properties.
PHYSICAL PROPERTIES
Properties Series LCI
Color Red
Odor Mild Latex
Density 9.0 lb/gal (1.08 kg/L)
pH 9.0
Solids Content By Weight 80%
Solids Content By Volume 66.9%
In Service Temperature < 185°F (85°C)
Flame Spread 0*
Smoke Developed 0*
STC Rating 62 (Relates to specific construction)
(ASTM E 90-04/ASTM C919)
VOC Content
(EPA Method 24/ASTM D3960)
26 g/L
Shelf Life 2 yrs
Expansion Begins 350°F (177°C)
Volume Expansion 10X Free Expansion
Storage Temp. 40°F (4°C) - 95°F (35°C)
* Tested to ASTM E84 (UL723) at 14% surface coverage (modified test for sealants and caulks)
PRODUCT DATA SHEET
SpecSeal® LCI Intumescent Sealant
Fill, Void Or Cavity Material Certified For Use In
Joint Systems & Through-Penetration Firestop
Systems. See UL Online Certifications Directory.
SPECIFICATIONS
The firestopping sealant shall be a water-resistant, intumescent latex sealant. The sealant when exposed
to high heat or flame shall exhibit a free expansion of up to 10 times its original volume. The firestopping
sealant shall contain no water soluble nor hygroscopic ingredients and shall be acoustically tested.
The sealant shall be UL Classified and/or FM approved and tested to the requirements of ASTM E814
(UL1479), CAN/ULC S115 and shall meet Class A finish requirements when tested in accordance with
ASTM E84 (UL723).
SPECIFIED DIVISIONS
DIV. 7 07840 Through-Penetration Firestopping
DIV. 13 13900 Special Construction Fire Suppression & Supervisory Systems
DIV. 15 15250 Mechanical Insulation – Fire Protection
DIV. 16 16050 Basic Electrical Materials & Methods
STI Product Data Sheet • Series LCI Intumescent Sealant • ZSFOD-5062-1717
FBC™ System Compatible indicates that this product has been
tested, and is monitored on an ongoing basis, to assure its chemical
compatibility with FlowGuard Gold®, BlazeMaster® and Corzan®
pipe and fittings. FBC, FlowGuard Gold, BlazeMaster and Corzan are
licensed trademarks of The Lubrizol Corporation.