ElastiSeal® B-100 Butyl Rubber Sealant is a single component, solvent release butyl based sealant specifically designed to provide excellent exterior weathering properties. It is easy to apply and tool and exhibits superior adhesion to a variety of clean surfaces. ElastiSeal® B-100 Butyl Rubber Sealant is an excellent choice for exterior sealing applications and is compat- ible with an array of substrates such as glass, metals, concrete, wood, masonry and some plastics.

Chemical Family: Butyl Rubber

Product Type: 1K (1 component) Sealant, Elastomeric Sealant, Solvent Release Sealant, Solventborne Sealant

Application Area: Glass Surface

Compatible Substrates & Surfaces: Concrete, Glass, Masonry, Metal, Plastics, Wood

Features: Easy To Apply, Excellent Sealing Capability, Excellent Substrate Adhesion, Flexible, Good Weather Fastness, Good Weather Stability, Solvent-Based

Technical Data Sheet
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Identification & Functionality

Chemical Family

Features & Benefits

Product Features
  • Excellent adhesion - adheres to a variety of sur- faces without primer
  • Permanently flexible
  • Non-stringing formula is easy to apply
  • Non-staining formula does not discolor surfaces

Applications & Uses

Application Area
Compatible Substrates & Surfaces
Basic Use

ElastiSeal® B-100 is used in architectural working joints, butt and miter joints, and tooled joints.

ElastiSeal® B-100 - Basic Use

Applicable Standards
  • AAMA 808.3-05 Exterior Perimeter Sealing
  • USDA Certified
  • ASTM C 1311-Solvent Release Sealants in Building Construction, max joint movement of ± 7.5%
  • Federal Specifications
    • TT-S-001657 Type I - Butyl Rubber, Solvent Release Sealing Compound for Buildings
    • TT-C-1796A - Caulking Compound for Metal and Wood Seam
  • All surfaces to be sealed or bonded must be clean and dry and free from contaminants. Primer may be required for certain surfaces.
  • ElastiSeal® B-100 is not recommended for use in window glazing applications or hidden joint details, which require a non-skinning, non-hardening sealant.
Application Instructions
  • All Surfaces must be clean and dry.
  • Apply with standard caulking gun.
  • Cut nozzle to desired bead size. Puncture inner seal
  • Apply at a 45 angle using constant pressure.
  • Use at room temperature for ease of gunning.
  • Tool or join surfaces for sealing before material skins.
  • Support tooled or joined surfaces for 8 hours minimum.
  • Use VM&P Naphtha or Mineral Spirits to remove excess material before skin forms.
Clean Up

With VM&P Naphtha or Mineral Spirits


Typical Properties
ValueUnitsTest Method / Conditions
Specific Gravity1.3-ASTM D1475
Press-Flow Viscosity (at 40 psi)max. 3seconds/gramASTM D2452 (modified)
Sag or Flowmax. 0.15inchASTM D2202
Tack Free Time2HoursASTM D2377
Solids Contentmin. 80%ASTM C681
VOC Content250g/LASTM D3960
Shrinkagemax. 20%ASTM D2453
Method of CureSolvent Release. Cured in 21 days.-ASTM D2377
Stain Indexmax. #3-ASTM D2203
Flash Point40°CASTM D56
Application Properties
ValueUnitsTest Method / Conditions
Service Temperature-29 to 93°CASTM D3359
Application Temperature4 - 49°CASTM C603
Storage18 - 48°CASTM D1337

The foregoing information is published as general information only. The listed properties and performance characteristics are approximate values and are not to be interpreted as manufacturing specifications.

Packaging & Availability

Regional Availability
  • North America
Packaging Information
  • 11 fluid ounce cartridge
  • Five gallon Pail
  • 55 gallon Drum

Storage & Handling

Shelf Life
1 year