Description
Soudaseal EPDM Hybrid Polymer Sealant & Adhesive
Soudaseal EPDM is a high-quality, one-component hybrid polymer sealant and adhesive developed for the bonding and sealing of EPDM membranes in both interior and exterior applications. Designed as part of the Soudal Window System, it provides strong adhesion to EPDM membranes and a wide range of common construction substrates. Its formulation allows primerless adhesion on many surfaces, including damp substrates, while remaining permanently elastic after curing.

Key Features & Benefits
- Hybrid polymer sealant and adhesive
- Specifically developed for bonding and sealing EPDM membranes
- Suitable for internal and external applications
- Very good adhesion to EPDM membranes
- Good adhesion to most common building materials
- Primerless adhesion on many damp surfaces
- Remains permanently elastic after curing
- Easy to apply, tool and finish
- Can be applied in a wide range of weather conditions
- UV resistant
- Waterproof and weather resistant
- Solvent-free
- Halogen-free
- Acid-free
- Isocyanate-free
- Meets GEV EMICODE EC1 Plus for very low emissions
Suitable Applications
- Bonding EPDM membranes in façade systems
- Sealing EPDM membrane joints and overlaps
- Bonding EPDM membranes to masonry
- Bonding EPDM membranes to concrete
- Bonding EPDM membranes to plaster and cement surfaces
- Bonding EPDM membranes to aluminium
- Bonding EPDM membranes to timber
- Airtight window installation detailing
- External weatherproof sealing applications
- Internal airtightness applications
Technical Information
- Product Type: Hybrid polymer sealant and adhesive
- Component Type: One-component
- Technology: Hybrid polymer
- Application Area: Interior and exterior
- Adhesion to EPDM: Very good
- Adhesion to Building Materials: Good
- Elasticity: Permanently elastic after curing
- UV Resistance: Yes
- Waterproof: Yes
- Weather Resistant: Yes
- Primer Required: Not typically required on many damp surfaces
- Emissions Classification: GEV EMICODE EC1 Plus
- Solvent-Free: Yes
- Halogen-Free: Yes
- Acid-Free: Yes
- Isocyanate-Free: Yes
Frequently Asked Questions
What is Soudaseal EPDM used for?
Soudaseal EPDM is designed for bonding and sealing EPDM membranes to each other and to common building materials including masonry, concrete, aluminium and timber.
Can Soudaseal EPDM be used outdoors?
Yes. The product is suitable for both interior and exterior applications and is resistant to UV exposure and weathering.
Does Soudaseal EPDM require a primer?
The manufacturer states that the product provides primerless adhesion on many common substrates, including damp surfaces.
Is Soudaseal EPDM suitable for window installations?
Yes. It is particularly suitable for creating airtight connections in window installation applications.
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