Astm C 920 Sealant !!install!! -

What movement class do you typically specify for curtain wall joints? Let us know below. 👇 #ASTMC920 #BuildingEnvelope #SealantSpecs #ConstructionQuality #FacadeEngineering #ElastomericSealant

When you see that designation, you know you have a product engineered for decades, not just the next rainstorm. astm c 920 sealant

Here is what you need to know about the industry’s benchmark for elastomeric joint sealants. Unlike general-purpose caulks (which meet ASTM C834), ASTM C920 is designed for dynamic movement . This standard tests a sealant’s ability to stretch, compress, and recover under real-world conditions. What movement class do you typically specify for