• Seal it 352 Super Pro MS polymer adhesive sealant for natural stone and mirrors

Seal-it® 352 Super-Pro Adhesive Sealant – MS Polymer for Natural Stone & Mirrors (Stain-Free)

Seal-it® 352 Super-Pro Adhesive Sealant – MS Polymer for Natural Stone & Mirrors (Stain-Free)

12 in stock
£12.95
£12.95
Tax included. Shipping calculated at checkout.

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Seal-it® 352 Super-Pro is a high-quality, plasticiser-free adhesive sealant based on advanced MS Polymer® technology, specifically developed for stain-free bonding and sealing of sensitive materials such as natural stone, mirrors, and porous surfaces.

Designed for both professional and DIY use, this specialist sealant prevents staining or migration, making it ideal for applications where appearance and material protection are critical.

Suitable for indoor and outdoor use, it provides strong adhesion, flexibility, and long-lasting performance across a wide range of surfaces.

Equivalent to Sikaflex 521UV. Comes in a 290ml cartridge White 

Key Features:

  • Plasticiser-free formula – prevents staining and migration
  • Designed for natural stone, mirrors, and porous materials
  • High-performance MS Polymer adhesive sealant
  • Strong, flexible and durable bond
  • Suitable for indoor and outdoor use
  • Excellent adhesion without primer (on most surfaces)

Applications:

  • Natural stone installations (granite, marble, etc.)
  • Mirror fixing and sealing
  • Campervan and vehicle interiors
  • Construction and finishing work
  • Sealing porous and sensitive materials

Ideal for applications where a clean, professional finish is essential, Seal-it® 352 Super-Pro delivers reliable, stain-free performance every time.

Seal-it® 352 Super-Pro Adhesive Sealant – MS Polymer for Natural Stone & Mirrors (Stain-Free)

£12.95

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Don't Just Take Our Word For It...

  • Supplied some materials and gave me some great advice for some work on my van. Good to have a local place like this. Definitely recommend

    Rich

  • Aaron was super helpful and supplied and fitted a Thule awning to our sprinter in time for us to go away. Very efficient service. Will be going back. 😊

    Rachel Green

  • Took my camper to have some windows installed properly (after my botch job). Great service from Aron and his team. All super friendly and had the job completed within the day.

    Sam Henderson

  • Amazing service. Really polite nice people. My awning rail looks amazing. Very slick! They found a missing bolt, and fixed it! Thanks so much !!!

    Antony Best

  • Fantastic service. Really knowledgeable about the changes needed. Happy to add in additional work and sorted my bed out due to wear and tear that I didn't even know about.

    Ben Staniland

What happens if I don't like it?

You have the right to cancel your order for any reason within 14 days from the day after you receive the goods. You must then return the goods within a further 14 days of notifying us of cancellation.

How fast is shipping?

Our usual lead time for 'Standard' products under 1m in length is between 2-4 business days, but can vary based on conditions out of our control.

For products over 1m in length, custom shipping is required and the expected lead time is between 2-6 business days.

What's the returns policy?

We offer a goodwill returns policy allowing you to return items within 30 days of receipt for a refund, provided that:

  • The item is unused, uninstalled, and in the same condition as when you received it
  • The original packaging is intact and undamaged
  • You provide proof of purchase (receipt or order confirmation)

If the original packaging is missing or damaged, we may reduce your refund to reflect any loss in value.
Two men sitting by a fire pit under campervan awning with string lights at night

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