MasterSeal NP 472 - One part polyurethane based elastomeric joint sealant 

Formerly MASTERFLEX 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.

Where is MasterSeal NP 472 applied?

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. 

In addition MasterSeal NP 472 has excellent tear resistance and good weathering characteristics.  

What are the advantages of MasterSeal NP 472?

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

Product Information

Technical Data Sheet