- Resistant to Weather, Ozone, Sunlight, Heat and Cold
- Passes SIGMA Specifications for Durability
CRL 2-Part Polysulfide Insulating Glass Sealant seals insulating glass windows against moisture, cold and heat. It outperforms competitive polysulfide sealants in resistance to moisture, sunlight, aging and weathering.
CRL 2-Part Polysulfide Insulating Glass Sealant maintains an outstanding adhesion to glass, aluminum, and other spacer and corner materials under the most severe weather conditions. Cures rapidly to permit easy cutting and handling within four to 12 hours at room temperature or even less time at elevated temperatures. High strength and low cost make it attractive for dual and single-seal windows. Passes SIGMA specifications for durability of insulating glass units.
Note: Proper mixing and correct proportions are extremely important to obtain optimum results. Mixing by experienced personnel at a central location is recommended. CRL 2-Part Polysulfide Insulating Glass Sealant working time at 75°F can be formulated to be between 10 and 60 minutes to suit customer requirements.