
Tremco Proglaze
Tremco Proglaze is a structural silicone glazing sealant for factory and field glazing of glass and panel systems. It develops the adhesion and strength curtain-wall assemblies require while resisting weather and UV over the long haul. Part of Tremco’s proven glazing line, stocked for glazing shops.
Made by Tremco
Tremco manufactures sealants, air barriers, waterproofing membranes, traffic coatings, glazing system components and more for the construction and restoration of structures, from parking garages, stadiums and high-rises to single-family homes, hospitals and schools. Their products also serve the modular, window and door, industrial and manufacturing markets.
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
Other structural 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.

DOWSIL 121
DOWSIL 121 Structural Glazing Sealant is a two-part silicone engineered for factory and field structural glazing, bonding glass and metal in curtain wall and window units.
View product
DOWSIL 995
DOWSIL 995 Silicone Structural Sealant is a one-part, neutral-cure silicone approved for both structural and weatherseal glazing.
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 1199
DOWSIL 1199 is a general glazing silicone for bedding, capping and weathersealing glass in frames.
View product
Nuflex 302
Nuflex 302 is Nuco’s dependable silicone for glazing, sealing and weatherproofing where a paintable product will not do.
View product
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.
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