Parcel Orders over $300 Ship Free.
Specseal-LCI-Intumescent-Sealant

STI SpecSeal LCI320 Fire Barrier LCI Intumescent Sealant 20oz Sausage

Specseal-WF310-Intumescent-Firestop-Caulk

STI SpecSeal WF310 Fire Barrier BlazeStop WF Intumescent Caulk 10oz Cartridge

STI SpecSeal Fire Barrier LCI Intumescent Sealant 10oz Cartridge

SpecSeal LCI300 one-part intumescent firestop sealant in a 10.1 oz cartridge. Red latex. Guns, knives, or trowels. Up to 10x expansion.

  • 10.1 oz cartridge, model LCI300
  • Apply 35-100 F; up to 10x free expansion
  • 20 oz sausage listed separately
$12.77
Availability: In stock ( 29 Available )

SpecSeal LCI300 Intumescent Sealant, 10.1 oz

SpecSeal LCI is a one-part intumescent firestop sealant for penetrations and construction joints. This 10.1 oz cartridge is the gun pack of that red latex. It guns, knives, or trowels on vertical and overhead work, sticks to common construction and penetrants, and can expand up to 10x. Apply at 35-100 F. The 20 oz sausage is listed separately. SSS, WF, and SNS are listed separately.

Key Features

  • One-part intumescent firestop for penetrations and joints
  • 10.1 oz cartridge, model LCI300
  • Guns, knives, or trowels on vertical and overhead work
  • Up to 10x free expansion; starts around 350 F
  • Apply 35-100 F; in-service to 185 F
  • 20 oz sausage listed separately

Applications

  • Metallic and plastic pipe through rated walls
  • Cable, conduit, and HVAC penetrations
  • Joints where the published UL system calls for LCI

Technical Specifications

Property Value
Manufacturer Specified Technologies Inc.
Product SpecSeal LCI Sealant
Model LCI300
Pack 10.1 oz cartridge
Color Red
Chemistry One-part intumescent latex
Apply 35-100 F
In-service 185 F or less
Expansion up to 10x, starts 350 F
Shelf life 24 months
Other pack 20 oz sausage listed separately

Product documents: SpecSeal LCI PDS

Frequently Asked Questions

What is this?
SpecSeal LCI300, a 10.1 oz cartridge of one-part intumescent firestop sealant.

How do I apply it?
Gun, knife, or trowel at 35-100 F. Follow the published UL system for depth of fill.

How much does it expand?
Up to 10x free expansion, starting around 350 F.

Other pack?
The 20 oz sausage is listed separately. SSS, WF, and SNS are different products.

Who makes it?
Specified Technologies Inc. (STI).