MasterSeal NP 473U - Single component, moisture curing polyurethane, multi-use elastomeric joint sealant for horizontal & vertical applications

What is MasterSeal NP 473U?

MasterSeal NP 473U is a high performance, one component, moisture curing, polyurethane construction sealant. It has been formulated with an optimum range of physical properties such as high elasticity and movement accommodation, non-sag, Shore A hardness, tensile / tear strength and modulus to make it perfectly suited for sealing dynamically moving joints in a wide range of internal and external, horizontal and vertical applications, making it almost the perfect “Universal” joint sealant.

Where is MasterSeal NP 473U used?

MasterSeal NP 473U is suitable for the following applications:

Expansion and movement joints in floors and walls
Dynamically moving joints in concrete and masonry substrates
Precast concrete joints
Jersey barriers and similar
Shopping malls and other pedestrian areas
Warehouses and light industrial factories
Schools, universities, galleries, office buildings, hospitals, clinics etc.
Irrigation channels and water tanks (when used with suitable primer)

What are the advantages of MasterSeal NP 473U?

Primer-free on dry concrete in nonsubmerged conditions
Single component, easy to apply
Non-shrink, non-sag, gun grade for vertical use
Durable, resilient seal
Can be over painted after curing when applied on concrete or blockwork substrates
Forms a smooth blister free surface when applied onto dry substrates
Good resistance to dilute acids and alkalis
Different colours available