SealMaster | Make everything easy & permanently waterproof
SealMaster | Make everything easy & permanently waterproof
Black Friday: Limited Stock
14-Day Easy Returns
10% extra off with the code MEGASALE10
Free shipping with tracking
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BLACK FRIDAY: Enjoy major savings on this product as part of our Black Friday sale.
SealMaster – When waterproofing and durability are crucial
SealMaster is your reliable helper when it comes to permanent sealing and repairs. Whether for home, garden, or workshop – this high-quality silicone adhesive offers you a waterproof, impact-resistant, and versatile solution for almost any surface. Say goodbye to leaks, cracks, or porous joints – SealMaster makes everything easy and watertight.

Why SealMaster is the first choice:
- 100% waterproof: Ideal for kitchens, bathrooms, roofs, gardens, or exterior facades – withstands heavy rain and moisture permanently.
- Rock-solid adhesion: Adheres securely to concrete, wood, metal, glass, and plastic – perfect for masonry, plumbing, or construction work.
- For indoors & outdoors: Weather and UV resistant, does not shrink or crack – even with significant temperature fluctuations.
- Easy application: Apply precisely with the precision tip, quick-drying and easy to paint over after curing.
- Environmentally friendly & safe: Low odour, non-toxic, and free from harmful chemicals – ideal for safe indoor use.
- Long-lasting results: No need for touch-ups – once applied, it stays permanently sealed.

Technical details:
- Product type: Silicone sealant
- Application area: Indoor and outdoor, DIY & professionals
- Suitable materials: Concrete, wood, metal, plastic, glass
- Properties: Waterproof, impact-resistant, quick-drying, paintable
Free shipping
Free shipping
When you order an item from Novensa, you get free shipping in the UK. Once you have placed your order, you will receive a track & trace code from us within three working days so that you can track your parcel at any time.
Amazing Customer Service
Amazing Customer Service
Do you have questions or comments about your order? Our team is there for you! Send us an email or contact us via the contact form. We'll respond to your message within 1 workday
Secure payments and information
Secure payments and information
Your data is completely safe with us. We use secure SSL encryption to protect your personal data 100%. You can also pay in our store with trusted payment methods such as Mastercard, Visa or American Express.

Comfortable fashion for daily life
Our clothing collection offers simple, versatile pieces made for comfort and ease. Whether you’re relaxing at home or heading out, you’ll find styles designed to suit your everyday.
Details that shape your home
At Novensa, we focus on everyday pieces that combine practical use with considered design. Our home selection includes lighting and decor that complement your space and support your daily routine.
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Free shipping
We ship with the reputable carrier Royal Mail and offer free delivery throughout the entire UK.
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Pay easily and securily
Pay quickly and securely with trusted payment methods, such as American Express, Mastercard, Visa or PayPal.
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14-Day Easy Returns
At Novensa, you can return your order within 14 days of delivery if it doesn’t meet your expectations.