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




CFS01 Mortar

CFS01 Mortar UL Listed, FM Approved, Intertek Listed

Call For Industry Leading Pricing

CFS01 Mortar

CFS01 Mortar is an industry leading, non-intumescent firestop mortar comprised of a proprietary blend of gypsum and cement.  CFS01 Mortar is designed with installation convenience in mind.  CFS01 Mortar industry leading mix ratio means more yield per package than competitive products, making CFS01 Mortar the most cost-effective mortar solution on the market.  Read More

Technical Documents

UL, FM, FCIA Member, NCS, CCC Approvals

Test Standards, Codes Compliance

  • ASTM E 814 up to 3 hrs, F and T Rating
  • UL 1479 3 hrs, F and T Rating
    • L Rating at Ambient - Less than 1 cfm/sq. ft.
  • GB 23864
  • CAN/ULC S 115 up to 3 hrs F Rating
        • up to 3 hrs FT Rating
        • up to 3 hrs FH Rating
        • up to 3 hrs FTH Rating
    • L Rating at Ambient - Less than 5.1 L/S/m2 Ambient - Less than 1 cfm/sq. ft

Types of Applications

Types of Application




Mixing ratio by weight:

(1 part mortar mix: 0.85 - 0.95 part water)

Yield (per 20Kg):

22-25L (1345 in3 - 1525 in3

Density (after mixing):

1480-1680kg/m3 (Wet cast)

Drying time:

3 - 4 hours

Time to remove backer (if required):

2 days

Fully cured:

28 days

Application Temperature Range: 

40o F - 104o F (5o C - 40o C)

In-Service Temperature:

-13o F - 176o F (-25o C - 80o C)



Shelf Life:

3 year, when stored indoors in dry conditions in original unopened packaging

System No. F-A-1142
System No. F-A-1142