The BASF MasterSeal NP1 Sonolastic Sealant White is a caulk & sealant from BASF for exact-match material ordering. Match manufacturer model/MPN 492301441. This variant is sold as EA with SKU NP1WH. MasterSeal NP1 is a one-component, high-performance, non-priming, gun-grade, elastomeric polyurethane sealant.

Key Specs

• Brand: BASF
• Model / MPN: 492301441
• SKU: NP1WH
• Sell unit: EA
• Product type: Caulk & Sealant
• Category: Building Materials | Building Materials/Caulk & Sealant

Key Features

• Requires no mixing
• Reduces sound transmission
• Easy to gun and tool for faster application and neater joints

Coverage & How Much You Need

Confirm coverage/yield from the manufacturer instructions and job takeoff before ordering.

Compatibility / Fitment

Use only with compatible systems and installation conditions specified by the manufacturer.

FAQs

What exactly am I ordering?

BASF MasterSeal NP1 Sonolastic Sealant White, sold as EA, SKU NP1WH, manufacturer model/MPN 492301441.

What unit is the price based on?

The price is for the EA sell unit.

What should I match before ordering?

Match brand, model/MPN where available, size/color, sell unit, and the project specification.

Can this be substituted?

Treat this as an exact-match building material selection; hold for review before substituting a different model, color, size, or system family.

How do I estimate quantity?

Use the project takeoff plus manufacturer installation instructions, including waste, overlap, and accessory requirements.

Follow manufacturer instructions, OSHA-safe work practices, local code, and project specifications.

Product Expert Notes

Choose this variant when BASF, SKU NP1WH, EA sell unit, and MPN 492301441 match the job requirement.