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Sikaflex® Construction AP (previously known as Sikaflex® Construction J)

1-part polyurethane sealant for building joints


Product Description

Sikaflex® Construction AP is a one part, moisture curing, elastic joint sealant based on polyurethane. It is suitable for outdoor applications.



Sikaflex® Construction AP is used as a general purpose sealant for sealing joints in building construction such as movement and construction/isolation joints around windows and doors, facades, claddings, etc. in concrete, brick, wood, metal and PVC sections and structures, etc.


Characteristics / Advantages

- One component, ready to use

- Weather resistance, excellent aging resistance

- Movements capability: 25%

- Very good adhesion to many substrates

- Excellent workability

- High tear resistance

- Can be overpainted (subject to compatibility trials)


Packaging: 600ml sausage

Color: Grey/ Black/ White