Silirub 2/S
Sealants Silicone

Soudal Singapore product

Silirub 2/S

A low-modulus neutral-cure sanitary silicone for high-humidity joints, glazing and compatible building materials. It contains a fungicidal additive and is not paintable.

Product description

Where it fits

Sanitary, glazing and building joints exposed to high humidity, including bathrooms, kitchens, cold stores, containers and air-conditioning details.

Product characteristics

Silirub 2S is a neutral, low-modulus, mould-resistant silicone supplied as a non-paintable finish and designed for substrates other than natural stone. For food-contact applications, follow the relevant certificate for the intended joint and exposure.

Preparation and application

Follow the product instructions step by step.

Use the guidance and documents for your chosen product. Contact us if the English TDS or SDS you need is not listed below.

  1. 01

    Confirm that the sealant, joint movement capability and evidence are suitable for the proposed joint and exposure.

  2. 02

    Remove dust, grease, laitance, old sealant and loose coatings. Use the recommended primer or surface treatment where required.

  3. 03

    Use a suitable backing material where required, apply a continuous bead without trapping air and tool the joint before skin formation.

  4. 04

    Protect the joint from movement, water and contamination until it has cured sufficiently for service.

Product documents

Technical and safety documents.

Find the current technical, safety and supporting documents available for this product.

Safety data sheets are market-specific. Australian editions provide regional product information. Request the current Singapore SDS or any document not listed here from PFE Technologies.

For the best result

Match the product to the materials and application.

These practical points help you achieve a reliable result.

  • For sanitary, food-area, cleanroom or fire-resistant work, choose a product whose current documentation covers the intended use and system.
  • Match the product and preparation to the joint dimensions, movement, substrate porosity, coatings and environmental exposure.
  • For the best result, follow the current technical and safety information for the selected product.
  • For unfamiliar materials, coatings or site conditions, test adhesion and compatibility on the prepared surface first.

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Product selection help

Ask about your materials, dimensions and exposure.

Send the local team the materials, joint or bond dimensions, exposure, project requirements and photographs where helpful.