What is the difference between NP1 and np2 sealant?

What is the difference between NP1 and np2 sealant?

NP1 caulk sealant requires no mixing and bonds to most construction materials without a primer, including concrete, masonry, wood and most metals. NP-2 is a color tintable 3-part sealant which accommodates up to 2″ joints with +/- 50% joint movement.

What is np2 caulk?

MasterSeal NP 2 is a multi-component, highly flexible, non-priming, high performance polyurethane sealant. It has been successfully tested for joint movement of ±50%. It can be tinted to multiple colors.

What do you use MasterSeal NP1 for?

Used as an acoustic sealant, MasterSeal NP 1 reduces sound transmission in partition systems to support high STC values by sealing spaces around cut-outs and at perimeters of partitions.

Is there a sealant for concrete?

There are two main types of concrete sealers: film-forming sealers and penetrating sealers. Film-forming sealers include acrylics, epoxies, and urethanes that form a coating on the surface of the concrete. Film-forming sealers, especially acrylics, are more susceptible to wear and will need to be reapplied frequently.

What is Masterseal np2 used for?

BASF NP2 is weather resistant for long-lasting weathertight seals and is easy to gun and tool to speed up application and make neater joints. The BASF MasterSeal 905 accelerator is available for use in cold climate applications that helps speed the initial cure….Applications.

Is Masterseal NP1 waterproof?

NP1 isn’t merely water-tight, it can be fully submerged in water without losing its grip or seal. While not recommended for applications that will remain permanently submerged, it can resist even the most powerful sources of water.

How long before NP1 gets wet?

temperature for at least 24 hours before using. subject to continuous water immersion, cure for 21 days at 70˚ F (23˚ c) and 50% relative humidity. allow longer cure times at lower temperatures and humidities. always use masterSeal P 173.

What do you use MasterSeal NP 1 for?

Does concrete sealer change color?

Bringing The Color Out In Concrete. Penetrating sealers won’t change the look or color of the concrete, therefore should not be used to darken the surface.

How long will NP1 last?

Joint movement capability +/- 35%. 10.1 Oz tube. Shelf life: 12 months….$11.99.