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INDEX® SILICONES: professional, durable sealing on any surface

The range of INDEX® silicones facilitates sealing and insulation on different surfaces, both indoors and outdoors.

Thanks to its water resistance and availability in different colours, these silicones are ideal for all types of assemblies and joint sealings.

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Professional
NEUTRAL

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Professional NEUTRAL Silicone

Professional neutral silicone for smooth and porous materials.
  • Thanks to its elasticity, it adapts to potential expansions of the base material.
  • Resistant to all types of weather conditions and a wide range of chemical products.
  • It is odourless and does not release substances during curing, so it does not corrode materials and can be used in spaces with little ventilation.
  • Suitable for aluminium and PVC carpentry, expansion joints, concrete, bricks, stone, wood, metals and glass.
Available in white, black, brown (RAL 8016), grey (RAL 7030) and transparent.

Ideal for installing windows, glazing and tempered glass on frames of aluminium.

Windows and façades

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Sec Silicone SI-PR
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Professional
NEUTRAL
SANITAR

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Professional NEUTRAL SANITAR Silicone

Professional neutral silicon with fungicide properties.
  • Contains fungicides that protect joints in high humidity environments, preventing the appearance of mould.
  • Thanks to its elasticity, it adapts to potential expansions of the base material.
  • It is odourless and does not release substances during curing, so it does not corrode materials and can be used in spaces with little ventilation.
  • Suitable for use on aluminium and PVC carpentry, expansion joints, concrete, bricks, stone, wood, metals and glass.
Available in white and transparent.

Ideal for bathrooms, kitchens, windows and basements.

Anti-mould

Bathrooms and kitchens

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See Silicone SI-PRS
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Universal
ACETIC

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Universal ACETIC Silicone

Multi-use universal acetic silicone.
  • Thanks to its elasticity, it adapts to potential expansions of the base material.
  • Resistant to all types of weather conditions and a wide range of chemical products.
  • Suitable for use on aluminium, ceramic, glass and porcelain.
  • Suitable for indoor and outdoor applications.
Available in white, grey (RAL 7030) and transparent.

Ideal for glass and windows.

Inside and outside

Glass panes and windows

Multi-use

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See Silicone SI-UNI
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Universal
ACETIC
SANITAR

+

Universal ACETIC SANITAR Silicone

Multi-use universal acetic silicone with fungicide properties.
  • Contains fungicides that protect joints from the appearance of mould and keep them in good condition.
  • Resistant to all types of weather conditions and a wide range of chemical products.
  • Thanks to its elasticity, it adapts to potential expansions of the base material.
  • Suitable for use on aluminium, ceramic, glass and porcelain.
Available in white and transparent.

Anti-mould

Bathrooms and kitchens

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See Silicone SI-UNS

Find the ideal silicone needed for your application

Multiple materials

Compatible with multiple materials such as aluminium, ceramic, glass and porcelain.

Fungicidal properties

Versions with fungicides that prevent the appearance of mould in humid environments.

Multiple applications

Designed for applications in bathrooms, kitchens, basements and windows.

Elasticity and flexibility

Elastic and flexible, capable of adapting to the expansion of the base material.

Learn with us

In this video, we explain the different types of silicone available, how to choose the most suitable one for the material and how to apply it correctly according to the technical data sheet.

How to apply silicone?

Instructions for use

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Tips for applying silicone

Ventilate and dry the surface

Avoid wetting the surface for at least 24 hours before application, especially in bathrooms and kitchens.

Use protective equipment

Wear gloves and safety goggles to protect your hands and eyes.

Apply sparingly and clean up any excess

Remove any excess with acetone or a silicone cleaner.

Request more information

TÉCNICAS EXPANSIVAS S.L. informs that the personal data provided voluntarily on this website will be processed and incorporated into the corresponding files, responsibility of TÉCNICAS EXPANSIVAS S.L, is reported at the time of personal data collection, although, according to the specific case, its purpose may be any of the following: attention to your referred request, complaint or question, established relationship maintenance, comprehensive and commercial customer management, accounting and billing or sending communications, including electronic media, news and activities related to TÉCNICAS EXPANSIVAS S.L.

The data in our files are strictly confidential and shall be treated with the utmost confidentiality and shall comply with all the requirements provided for the General Data Protection Regulation (GDPR) 2016.

According to Data Protection legislation, you are strongly advised not to send high-level personal data, such as those relating to health, as they are not encoded or encrypted. Should these details be sent, it is done so under your sole responsibility.

The user may at any time exercise their rights of access, rectification, cancellation and opposition under the provisions of the General Data Protection Regulation (GDPR) 2016 by sending a letter together with a photocopy of your ID, to P.I. La Portalada II | c/ Segador 13, 26006 | Logroño (La Rioja).
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More products...

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Rivets
Rigging and hardware
Accesories for fences and trellis
Greenhouse cultivation
Fencing and Cages
Fixings & accesories for Drywall
Direct fixing
Screws for decking and façades
Drill, tapping and PVC screws
Wood screws
Nails and bolts
Wood connectors
Standardized nuts and bolts
Plugs, tips and accessories
Heavy metal clamps
Light metal clamps
Fire protection systems
Gutter supports
Plastic clamps
Profiles and supports
Installation systems and fixings for solar panels
Quick beam attachament system
Threaded rod and fixing accesories
Bathroom and air conditioning fixings
DIY

TECHNICAL TRAINING

Our engineering department provides specific and personalised training on the different topics related to fixing systems: metallic or chemical fixings, installation systems, regulations, calculations, etc.

 

TÉCNICAS EXPANSIVAS S.L. informs that the personal data provided voluntarily on this website will be processed and incorporated into the corresponding files, responsibility of TÉCNICAS EXPANSIVAS S.L, is reported at the time of personal data collection, although, according to the specific case, its purpose may be any of the following: attention to your referred request, complaint or question, established relationship maintenance, comprehensive and commercial customer management, accounting and billing or sending communications, including electronic media, news and activities related to TÉCNICAS EXPANSIVAS S.L.

The data in our files are strictly confidential and shall be treated with the utmost confidentiality and shall comply with all the requirements provided for the General Data Protection Regulation (GDPR) 2016.

According to Data Protection legislation, you are strongly advised not to send high-level personal data, such as those relating to health, as they are not encoded or encrypted. Should these details be sent, it is done so under your sole responsibility.

The user may at any time exercise their rights of access, rectification, cancellation and opposition under the provisions of the General Data Protection Regulation (GDPR) 2016 by sending a letter together with a photocopy of your ID, to P.I. La Portalada II | c/ Segador 13, 26006 | Logroño (La Rioja).
Read more

site visits

The relationship with our customers does not end with the sale of our products. At INDEX® we understand that it is often necessary to accompany them on site, where our experience is the best ally to ensure fits works perfectly. Our engineers and technicians support the managers of each project in planning and selecting the best solution for effectively saving time and money.

TÉCNICAS EXPANSIVAS S.L. informs that the personal data provided voluntarily on this website will be processed and incorporated into the corresponding files, responsibility of TÉCNICAS EXPANSIVAS S.L, is reported at the time of personal data collection, although, according to the specific case, its purpose may be any of the following: attention to your referred request, complaint or question, established relationship maintenance, comprehensive and commercial customer management, accounting and billing or sending communications, including electronic media, news and activities related to TÉCNICAS EXPANSIVAS S.L.

The data in our files are strictly confidential and shall be treated with the utmost confidentiality and shall comply with all the requirements provided for the General Data Protection Regulation (GDPR) 2016.

According to Data Protection legislation, you are strongly advised not to send high-level personal data, such as those relating to health, as they are not encoded or encrypted. Should these details be sent, it is done so under your sole responsibility.

The user may at any time exercise their rights of access, rectification, cancellation and opposition under the provisions of the General Data Protection Regulation (GDPR) 2016 by sending a letter together with a photocopy of your ID, to P.I. La Portalada II | c/ Segador 13, 26006 | Logroño (La Rioja).
Read more

ENGINEERING SERVICES AND CALCULATIONS

At INDEX® we want to offer our customers the most comprehensive service. In addition to providing them with the best fixing and anchor solutions, our team of specialised engineers technically advises all our customers. We also have powerful software tools to do any necessary calculations with total accuracy.

TÉCNICAS EXPANSIVAS S.L. informs that the personal data provided voluntarily on this website will be processed and incorporated into the corresponding files, responsibility of TÉCNICAS EXPANSIVAS S.L, is reported at the time of personal data collection, although, according to the specific case, its purpose may be any of the following: attention to your referred request, complaint or question, established relationship maintenance, comprehensive and commercial customer management, accounting and billing or sending communications, including electronic media, news and activities related to TÉCNICAS EXPANSIVAS S.L.

The data in our files are strictly confidential and shall be treated with the utmost confidentiality and shall comply with all the requirements provided for the General Data Protection Regulation (GDPR) 2016.

According to Data Protection legislation, you are strongly advised not to send high-level personal data, such as those relating to health, as they are not encoded or encrypted. Should these details be sent, it is done so under your sole responsibility.

The user may at any time exercise their rights of access, rectification, cancellation and opposition under the provisions of the General Data Protection Regulation (GDPR) 2016 by sending a letter together with a photocopy of your ID, to P.I. La Portalada II | c/ Segador 13, 26006 | Logroño (La Rioja).
Read more