What movement class do you typically specify for curtain wall joints? Let us know below. 👇 #ASTMC920 #BuildingEnvelope #SealantSpecs #ConstructionQuality #FacadeEngineering #ElastomericSealant
But not all sealants are created equal. If you are specifying or installing a joint sealant for a critical application (curtain wall, plaza deck, or window perimeter), one standard should be non-negotiable: . astm c 920 sealant
When a building moves, its skin must follow. From thermal expansion and wind sway to seismic drift and concrete shrinkage, modern structures are in constant motion. The thin line of defense against water intrusion, air leakage, and energy loss is the sealant . What movement class do you typically specify for