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MasterSeal NP 472

One part polyurethane based elastomeric joint sealant.

MasterSeal NP 472

MasterSeal NP 472 is a high performance one component, moisture curing, polyurethane construction sealant.

In properly designed and constructed joints the product has been formulated to offer a non – slump elastomeric seal, which exhibits good skin formation time and a fast cure.



MasterSeal NP 472 has been developed specifically for sealing dynamically moving joints such as; expansion and control joints.
 MasterSeal NP 472 
demonstrates high elasticity and recovery properties and therefore may be used to bond and seal most common building materials including concrete, glass,
wood , stone, metal and anodised aluminium.
addition MasterSeal NP 472 has excellent tear resistance and good weathering characteristics.


  • Durable resilient seal.
  • Non Staining.
  • Primer Free (except M1 smooth mortar).
  • Demonstrates good resistance to dilute acids and alkalis.
  • Good range of colours available.

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