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  2. DOWSIL™ 121 Structural Glazing Sealant

DOWSIL™ 121 Structural Glazing Sealant

A fast-curing structural silicone sealant for use in structural and weatherseal applications.

Uses:

  • Assembly, installation or repair of structurally glazed glass and other substrates

Benefits:

  • Easy-to-use, user-friendly dispensing – offering a unique 1:1 ("121") mix ratio, DOWSIL™ 121 Structural Glazing Sealant is supplied in a two-part cartridge, complete with a static mixer
  • On-site or in-shop suitability – portable for on-site structural glazing as well as in-shop structural glazing
  • Enhanced productivity – cures in just one day (24 hours) compared with 14-21 days for single-part sealants
  • Cost savings – 1:1 mix ratio eliminates the need to invest in specialized pumps and mixing equipment and related maintenance costs
  • Superior silicone performance – outperforms organic weatherseals and structural tapes
  • Service and support from a trusted source – including a full range of project management services, as well as an available 20-year Structural Adhesion Limited Warranty

Properties

These values are typical properties and are not intended for use in preparing specifications.

  • Adhesion to Yes No Alodine Aluminum, Aluminum, Anodized Aluminum, Glass
  • Appearance Yes No Opaque
  • Chemistry Yes No Neutral
  • Cure System Yes No 2-Part Cure
  • Flow Yes No NonSag
  • Movement Yes No Low
  • Resistance Type Yes No UV Resistance
  • Special Features Yes No Fast Cure, Field Repair
  • Substrate Yes No Non-porous
  • Where Used Yes No Factory, Job Site

With a fast cure and 1:1 mix ratio, DOWSIL™ 121 Structural Glazing Sealant answers the challenges facade contractors and manufacturers face with slow-curing, one-part sealants, mixing challenges of multipart sealants, and limited movement capability of tapes.

DOWSIL™ 121 Structural Glazing Sealant

Simplified Installation

Easy-to-use 1:1 mix ratio simplifies installation

DOWSIL™ 121 Structural Glazing Sealant
With a fast cure and 1:1 mix ratio, DOWSIL™ 121 Structural Glazing Sealant answers the challenges facade contractors and manufacturers face.

Watch Video
Construction equipment with the sun beaming through

Improving Productivity

Eliminate specialized pumps and mixing equipment and maximize quality assurance.

Tech Talk: Reglazing Procedure
DOWSIL™ 121 Structural Glazing Sealant Reglazing Procedure

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DOWSIL™ 121 Structural Glazing Sealant
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DOWSIL™ 121 Structural Glazing Sealant


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DOWSIL™ 121 Structural Glazing Sealant
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