MasterSeal NP1
0 ratings
MasterSeal NP1 10.1 Oz. Polyurethane Sealant, Stone
genuine image
MasterSeal NP1 10.1 Oz. Polyurethane Sealant, Stone
A versatile moisture-curing high-performance polyurethane sealant with permanent elasticity
MasterSeal NP1 10.1 Oz. Polyurethane Sealant, Stone
Item #: 20594287

MasterSeal NP1 10.1 Oz. Polyurethane Sealant, Stone

Item #: 20594287

LYD 161

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Sunday, July 26
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
A versatile moisture-curing high-performance polyurethane sealant with permanent elasticity
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment

What Stands Out

Durable Formula
MasterSeal NP1 features a high-performance polyurethane formulation that offers exceptional durability and resistance to harsh weather, ensuring long-lasting protection for joints and seams.
Versatile Applications
This sealant is suitable for various surfaces, including stone, concrete, and masonry, making it ideal for both interior and exterior projects, effectively addressing diverse sealing needs.
Easy Application
With its easy-to-use caulking cartridge design, MasterSeal NP1 allows for precise application, minimizing waste and ensuring a clean, professional finish for DIY enthusiasts and contractors alike.

Product Details

Shop MasterSeal NP1 10.1 Oz. Polyurethane Sealant, Stone online at a best price in Libya. B00UMWTB8I
  • High-performance polyurethane sealant with permanent elasticity
  • Suitable for active, vertical, and horizontal interior and exterior joints
  • Can be used on expansion wall joints, floor and pavement joints, curtain walls, panel walls, precast walls, window frames, structural components, dams, spillways, and storm water drains
  • Adheres to substrates such as concrete, masonry, aluminum, and wood
  • Moisture-curing formula for versatile application
  • Comes in a pack of 1, with a 10.1 Oz. size in stone color
Item Weight1 lbs (450 grams)

Who Should Buy?

Suitable For
  • Homeowners

    Perfect for homeowners needing a durable sealant for outdoor and indoor applications like windows and doors.

  • Contractors

    Ideal for professional contractors who require a strong, reliable sealant for various construction projects.

  • DIY Enthusiasts

    Great for DIY enthusiasts looking for an easy-to-use sealant for small projects around the home.

Not Suitable For
  • Cold Weather

    Not suitable for use in extremely cold temperatures, which may affect curing and adhesion.

Product Description

MasterSeal NP1 10.1 Oz. Polyurethane Sealant, Stone

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is MasterSeal NP1 Polyurethane Sealant used for?

    Answer: MasterSeal NP1 is primarily used for sealing joints and cracks in various surfaces such as concrete, masonry, and stone. Its high-performance polyurethane formula offers excellent adhesion, flexibility, and resistance to weather elements. This makes it ideal for both indoor and outdoor projects including sealant applications in construction, glazing, and repair. This sealant not only provides a waterproof barrier but also accommodates structural movement, ensuring long-lasting durability.
  • Question: Is MasterSeal NP1 safe for exterior use?

    Answer: Yes, MasterSeal NP1 is designed specifically for exterior applications. Its formulation is resistant to UV radiation and harsh weather conditions, which makes it suitable for outdoor projects such as sealing patios, walkways, and building exteriors. This feature helps prevent moisture infiltration and protects structures from water damage, making it an excellent choice for anyone looking to maintain outdoor surfaces effectively.
  • Question: How do I apply MasterSeal NP1 sealant?

    Answer: To apply MasterSeal NP1, start by ensuring that the surface is clean, dry, and free from contaminants. Use a caulking gun to extrude the sealant evenly into the joint or crack. It's advisable to apply the sealant in a continuous motion to avoid air pockets. For the best results, you can smooth the bead with a tool or your finger to create a neat finish. This straightforward application process makes it ideal for homeowners and professionals alike.
  • Question: Can MasterSeal NP1 be painted over?

    Answer: Yes, once cured, MasterSeal NP1 can be painted over. It is recommended to use high-quality latex or oil-based paints for best results. Ensure that the sealant has cured fully before painting, as this will enhance adhesion and provide a smooth finish. This capability allows users to integrate the sealant seamlessly into their project aesthetics, whether reinforcing a structure or finishing an outdoor living area.
  • Question: What surfaces can MasterSeal NP1 adhere to?

    Answer: MasterSeal NP1 adheres exceptionally well to various surfaces, including concrete, brick, stone, metal, and wood. Its versatility makes it a popular choice for construction and DIY projects. The exceptional adhesion capabilities ensure that it performs effectively whether applied in residential repairs or large commercial constructions, thus making it a go-to product for multiple applications across different environments.
  • Question: How long does it take for MasterSeal NP1 to cure?

    Answer: MasterSeal NP1 generally takes about 7 to 14 days to fully cure, depending on environmental factors such as temperature and humidity levels. While the surface may become tack-free within a few hours, complete curing is vital for optimal performance and flexibility. Understanding this timeline can help plan your project effectively, ensuring that the sealant has sufficient time to achieve its maximum durability and weather resistance.
  • Question: Is MasterSeal NP1 eco-friendly?

    Answer: MasterSeal NP1 complies with various environmental regulations and contains low VOC (volatile organic compounds), which promotes better indoor air quality and minimizes harmful emissions. While not labeled as fully eco-friendly, its comparatively lower VOC levels make it a safer choice for users concerned about environmental impact, especially in enclosed spaces often found in residential settings.
  • Question: What is the size of the MasterSeal NP1 packaging?

    Answer: MasterSeal NP1 is available in a convenient 10.1 oz tube, making it easy to handle and apply. This size is particularly suitable for smaller repair tasks and touch-up projects that require precision. Additionally, its packaging allows for workspace optimization and easy storage, appealing to DIY enthusiasts and professionals who need efficient solutions for their sealing tasks.
  • Question: Can I use MasterSeal NP1 for plumbing applications?

    Answer: MasterSeal NP1 is not recommended for underwater or plumbing applications that involve constant water exposure, as it is primarily designed for structural sealing and not for use in pipes or plumbing systems. For plumbing tasks, it is advisable to use a sealant specifically formulated for such purposes. This distinction helps ensure optimal performance and a reliable bond in critical plumbing environments.
  • Question: Where can I buy MasterSeal NP1 10.1 Oz. Polyurethane Sealant, Stone?

    Answer: You can buy MasterSeal NP1 10.1 Oz. Polyurethane Sealant, Stone at Ubuy. They offer a wide selection of products, making it convenient for you to find the right sealant for your project. Ubuy is known for its reliable service and commitment to customer satisfaction, ensuring that you receive high-quality products for your sealing needs.

MasterSeal NP1 Adhesive Caulk Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

LYD 161

Order now and get it around Sunday, July 26

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Suitable for a variety of interior and exterior applications
  • Can be used on active, vertical, and horizontal joints
  • Compatible with different substrates
  • Moisture-curing and highly elastic
  • Provides permanent sealing solutions
  • Sold in a pack of 1

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.