UniBond Multi-Purpose Silicone Sealant - Translucent - 280ml

UniBond Indoor Multi-Purpose Translucent Silicone Sealant is a high-quality, ready-to-use solution...

Best current price£10.00from B&Q

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B&QB&Q - Multi Purpose Silicone Sealant Silicone-Based Translucent BrickConcreteStone & Wood Multi-Purpose Sealant280Ml
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£10.00
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OnBuy.comUnibond Multi-Purpose Indoor Sealant, Waterproof Sealant And Joint Filler, Mould-Resistant, Waterproof And Multi-Purpose
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£13.14
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eBayUniBond Indoor Fill & Repair Silicon Sealant Cartridge White, 310g
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£15.89
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Robert DyasUnibond - Sealant - Clear - 11m
£2.95 delivery
£15.99
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The RangeUnibond Indoor Fill And Repair Sealant Paintable Pressure Pack White 310G - Pink
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£16.49
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Product Information

Full details

The UniBond Multi-Purpose Silicone Sealant is an essential tool for DIY enthusiasts and homeowners seeking a reliable, ready-to-use solution for indoor sealing tasks. It provides a durable, waterproof, and flexible bond that is ideal for kitchens and bathrooms, though users should note that as an acetoxy-type silicone, it carries a distinct acetic smell during the curing process which requires adequate ventilation.

All features

BrandUniBond

Extended Product Information

FAQs

Can I use this sealant outdoors?

This product is primarily formulated for indoor sealing tasks.

Is this sealant paintable?

No, silicone-based sealants are generally not paintable; the paint will not adhere to the surface of the silicone.

How long does it take to dry?

While it is touch-dry in a short time, you should allow at least 24 hours for it to fully cure before water exposure.

Do I need a primer?

No, this sealant is designed to adhere to glass, ceramics, and painted surfaces without the need for a separate primer.

How do I remove old silicone?

Use a sharp blade to cut away the bulk of the old silicone and a chemical silicone remover to clear the remaining residue.

Does it contain fungicides?

Yes, it includes advanced mould-resistant additives covered by a 15-year guarantee.

Troubleshooting

Sealant is not sticking to the surface

Ensure the surface is completely dry and free of soap scum, grease, or remnants of old sealant.

Sealant bead looks messy or uneven

Use a specialized silicone smoothing tool dipped in a light soapy water solution to strike the bead.

Strong vinegar smell persists

Ensure proper room ventilation by opening windows; the smell is a byproduct of the acetoxy curing process and will dissipate once fully cured.

Pros and Cons

Pros

  • Excellent adhesion to multiple substrates like glass and ceramic
  • Long-lasting 15-year guarantee against mould
  • Easy-to-use no-cut cartridge design
  • Flexible finish prevents cracking
  • Waterproof performance for high-humidity areas

Cons

  • Produces a strong vinegar-like smell while curing
  • Not intended for outdoor structural use
  • Cannot be painted over once dry
  • Requires proper surface preparation for optimal bond

Setup, Compatibility & Care

Before starting, ensure all surfaces are thoroughly cleaned and degreased. While the sealant is designed to work without a primer, surfaces like glass or ceramic should be wiped with a non-oily solvent. To apply, place the cartridge into a caulking gun and extrude the sealant evenly along the joint. Smooth the sealant bead with a finishing tool or a soapy finger within 5-10 minutes of application. Allow the product to cure fully for at least 24 hours before exposing it to water. Store unused product in a cool, dry place with the tip sealed to prevent premature hardening.

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