Products  -  Joints

Expanso
Hydroexpansive sealing in cartridge





MAIN FEATURES

• Easy and quick application sealing
• It is not washed out by water in pressure
• It swells in contact with water assuring a perfect seal
• It can be applied on irregular surfaces or with complex building geometries



PRODUCT PROPERTIES

Expanso is a specific hydroexpansive mastic for the sealing of lesions to extrude by common pistols for professional sealings. Expanso increases its volume when set in contact with water and it adjusts itself to the irregularities of the surface during the setting in act. Expanso is a product which maintains its features and properties in time.
For its application, ask for the application modality required for the type of intervention.



APPLICATION FIELDS

Expanso is suited to waterproof joints of prefabricated manufactures or of gettati in opera in civil and industrial constructions.
In particular: joints between new and old structures, joints between different mjaterials; joints between prefabricated ashlars for tunnels; sealing on recalling bars to avoid local penetration of water internal to manufactures; joint between wells and ducts; with complex systems of falsework which do not allow the use of normal profiles in PVC; connection of castings realized in the different phases of execution of construction.
Expanso can also be used to seal metal or plastic tubes set in the concrete, it can be applied on humid surfaces



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