
Dow Glazing Sealants
Beyond the numbered classics, we stock Dow’s broader glazing sealant range for window manufacturing, shop glazing and field service. Whatever combination of substrate, cure speed and colour your line runs, there is likely a DOWSIL product built for it. Talk to our specialists about matching the right formula to your process.
Made by Dow
Dow is a global leader in silicone production, with products for a wide array of applications including kitchen and bath, structural glazing, and elastomeric coatings. Look to Dow (DOWSIL) for solutions to the most demanding silicone situations.
Where this product fits
- Stocked at or transferred between all six branches
- Volume pricing by the case or pallet
- Product specialists to confirm fit for your application
Technical documents
Download the current technical data sheet for Dow Glazing Sealants.
Data sheet (PDF)Other glazing silicones we carry
Same type of product from other manufacturers, all supplied through our branches. Our specialists can help match movement capability, colour and substrate.

Nuflex 302
Nuflex 302 is Nuco’s dependable silicone for glazing, sealing and weatherproofing where a paintable product will not do.
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Tremco Tremsil 200
Tremco Tremsil 200 is a general-purpose, one-part silicone sealant for glazing and weatherproofing on glass, aluminum and other non-porous substrates.
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Tremco Tremsil 600
Tremco Tremsil 600 is a one-part silicone glazing and weatherproofing sealant valued for fast cure and reliable adhesion on glass and metal.
View productDifferent chemistry, same job
These are often specified for similar applications. Check the data sheet or ask your branch to confirm they suit your joint.

DOWSIL 795
DOWSIL 795 is one of the most specified silicone building sealants in North America, equally at home in structural glazing and weatherproofing joints.
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Tremco Spectrem 2
Tremco Spectrem 2 is a one-part, neutral-cure structural and weatherseal silicone rated for high joint movement on demanding curtain-wall and precast facades.
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DOWSIL 790
With ultra-low modulus and exceptional movement capability, DOWSIL 790 handles the joints other sealants tear away from, including EIFS interfaces and high-movement expansion joints.
View productNot sure which sealant fits your joint? Tell us the substrates, joint size and expected movement and a product specialist will recommend one.
Ask a specialist