MasterSeal TX 1 one-component, texturized, moisture-curing, gun-grade elastomeric polyurethane sealant

Formerly: Sonolastic TX 1

MasterSeal TX 1 description:

MasterSeal TX 1 is a one-component, texturized, moisture-curing, gun-grade polyurethane sealant. It requires no mixing and typically requires no priming on common building materials. MasterSeal TX 1 has a textured appearance, which blends well with masonry substrates.

Recommended uses:

  • Horizontal and vertical joints
  • Interior and exterior
  • Expansion joints
  • Panel walls
  • Precast units
  • Aluminum and wood window frames
  • Vinyl siding
  • Fascia
  • Parapets
  • Roofing

What are the unique features of MasterSeal TX 1?

  • Gun grade
  • Does not sag in vertical joints
  • Textured appearance compliments rough surfaces like masonry and stucco
  • High quality polyurethane polymer resists age hardening
  • Available in 10 standard colors to match common substrates
  • Wide temperature application range makes MasterSeal TX 1 suitable for all climates
  • Compatible with non-rigid coatings and can be painted
  • Lower odor compared to other textured sealants

What are the benefits of MasterSeal TX 1?

  • One-component formula requires no mixing, helping to reduce labor costs
  • Weather resistant, producing long-lasting weather tight seals
  • Accepts joint movement of ±25%, keeping moving joints tightly sealed
  • High quality polyurethane polymer resists age hardening
  • Easy to gun and tool, speeding up application and making neater joints
  • No primer required for most construction materials, lowering installation costs

US / Canada Product Information

Data Guide

Certification Letter

LEED Letter

Color Reference - MasterSeal TX 1

Color Reference - MasterSeal Single Component

MasterSeal TX 1 Brochure

Safety Data Sheets (SDS):

MasterSeal TX 1

MasterSeal TX 1 - Aluminum Gray

MasterSeal TX 1 - Black

MasterSeal TX 1 - Buff

MasterSeal TX 1 - Limestone

MasterSeal TX 1 - Natural Stone

MasterSeal TX 1 - Special Bronze

MasterSeal TX 1 - Stone

MasterSeal TX 1 - White

Direct contact

Master Builders Solutions Technical Support

Construction Systems


Safety Data Sheet (SDS)

Find all available safety data sheets for this product.

Product Certifications

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Related Literature

Color Reference

pdf (91.21 Kb)

Data Guide

pdf (108.46 Kb)

Joint Sealants Brochure - Spanish

pdf (749.31 Kb)

LEED Letter

pdf (72.68 Kb)

MasterSeal TX 1 Textured, High Performance Polyurethane Sealant Brochure

pdf (1.93 Mb)

Sealant Performance Selection Guide

pdf (872.11 Kb)