- Home Page /
- Home Improvement /
- Paint /
- Paint Supplies & Tools /
- Caulking & Sealants /
- Sealants /
- Sika 10.3 oz Cartridge Sikaflex 521UV UV Resi...
0 ratings
Item #:
75450051
Sika 10.3 oz Cartridge Sikaflex 521UV UV Resistant LM Polyurethane Sealant, White
Item #:
75450051
MWK 143186
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
Imported from USA store
QTY:
Order now and get it around Saturday, October 03
Secured 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
Sikaflex-521 UV is a multi-purpose, UV resistant, non-sag, elastic, one-part silane-terminated polymer sealant, which cures on exposure to atmospheric moisture to form a durable elastomer.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
UV Resistance
Designed to withstand sunlight exposure, ensuring durability and longevity of seals, making it ideal for outdoor applications.
Versatile Application
Suitable for various surfaces including wood, metal, and concrete, providing flexibility in diverse sealing projects.
High Quality
This LM polyurethane sealant offers excellent adhesion and elasticity, ensuring superior performance and reliable protection against weather elements.
Product Details
- Sikaflex-521 UV is a UV resistant, non-sag, elastic polyurethane sealant
- Solvent, isocyanate, silicone, and PVC-free with very low VOC
- Features high electrical resistance and is resistant to aging and weathering
- Color: White, Capacity: 10.3 oz, Weight: 1 lb
- California Proposition 65 warning for potential health hazards
- SKU: CW67236
| Industrial sealant type | UV Resistant LM Polyurethane Sealant |
| Recommended surface | Metal |
| Brand | Sika |
| Color | White |
| Material | Polyurethane |
| Weight | 1 lb (450 grams) |
| Size | 10.3 oz |
| Has written warranty | No |
Who Should Buy?
-
Outdoor Projects
Ideal for sealing applications exposed to UV light and extreme weather, ensuring durability and longevity.
-
Marine Use
Perfect for boats and watercraft needing a strong, waterproof seal that resists sunlight damage.
-
Construction Professionals
Great choice for contractors looking for a reliable sealant for joints and seams in building materials.
-
Indoor Only
Not suitable for indoor applications that don't require UV resistance, where typical adhesives may suffice.
Product Description
Sika 10.3 oz Cartridge Sikaflex 521UV UV Resistant LM Polyurethane Sealant, White
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Is this sealant suitable for outdoor use?
Answer: Yes, it is UV resistant and resistant to aging and weathering, making it ideal for outdoor applications. -
Question:
Does the sealant have any harmful chemicals?
Answer: No, it is solvent and isocyanate free, providing safety during application. -
Question:
Can it be used for electrical applications?
Answer: Yes, it has high electrical resistance, making it suitable for electrical purposes.
Sika Sealants Editorial Review
No editorial reviews found
Customer Reviews & Ratings
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
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 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.
MWK 143186
Order now and get it around Saturday, October 03
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- UV resistant sealant
- Non-sag and elastic
- Solvent and isocyanate free
- High electrical resistance
- Resistant to aging and weathering
- 10.3 oz white cartridge
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.