International Fireproof Technology Inc.
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INSS1440 Fire Barrier Caulking

CFS01 Mortar

SSCI-X Firestop Collar

US110 Fire Barrier Foam


INSS2460 Fire Barrier Silicone Sealant

FB01-15 Fireproof Blanket

INFS0812 Intumescent Strip

US150 Fire Barrier Foam


FM012 Firestop Putty

FP05 Coated Firestop Board

FP-02 Firestop Sheet

HITS Intumescent Sheet


FP-04 Firestop Sheet

FM011 Moldable Firestop Putty

INSS1186 Elastomeric FireCaulk

DC310 Cable Coating


ProWrap Blanket

US150 Firestop Brick

INSS0285 Smoke and Acoustic Sealant

Putty Pads


Foil Tape




 INSS1186 Elastomeric FireCaulk

INSS1186 Elastomeric FireCaulk UL Listed, FM Approved, Intertek Listed

Call For Industry Leading Pricing

INSS1186 Elastomeric FireCaulk
 INSS1186 Elastomeric FireCaulk
 INSS1186 Elastomeric FireCaulk Sausage Pack
UL, FM, FCIA Member, NCS, CCC Approvals

Types of Applications






1.50.1 g/cm3

Solid Content (by weight):


pH value:


Dry to Touch:

30 minutes

Curing Time:

3-7 DAYS

Maximum cyclic displacement:



10C - 30 C (50 F - 86 F)


310 ml/Tube or 25 Tubes/CTN


600 ml/Sausage, 20/CTN


1 G/Pail, 5G/Pail

Curtain Wall


Curtain Wall


Industry leading Firestop Technology, INSS1186 Elastomeric FireCaulk is a water based acrylic elastomeric fire rated caulk that offers excellent fire protection and flexibility, even after full curing.

Curtain Wall

INSS1186 is tested in accordance with UL 2307 providing a 3hr fire rating and 2 hr smoke rating on 100% vision glass curtain wall.

Joint Systems

INSS1186 is also tested in accordance with UL 2079 and ULC S-115 for use in dynamic construction joint system, such as Head of Wall, Wall to Wall, Floor to Wall and Floor to Floor joints.

INSS1186 can be applied by brush, bulk caulking gun, trowel or airless sprayer. It is compatible with and adheres to common construction materials and withstands compression and extension in dynamic joints.

INSS1186 Elastomeric FireCaulk is a water based, low VOC, halogen, asbestos and organic solvent free product.

Meets the intent of LEED® VOC environmental air quality requirements. Read More

Technical Documents

Test Standards, Codes Compliance

  • ANSI/UL 2307 3Hr F Rating 2Hr T Rating at 8" Nominal Joint+/- 5% vertical and +/-12.5% horizontal Cyclic Movement
  • ANSI/UL 2079, 3 Hr Rating at 4" Nominal Joint
    •   L Rating At Ambient — Less Than 1 CFM/ Lin Ft
  • CAN/ULC, S 115, 3 hour F, FT, FH, FTH Rating at 4" Nominal Joint
    •    L Rating at Ambient - Less than 1.55 L/S/m2
  • ASTM C 719, Cyclic Movement 12.5%
  • Movement capability 8% compression or extension (Class II or Ill)
  • ASTM D4587 Extended Weathering
  • ASTM-E84 Flame 0 Smoke 5