ClassicBond EPDM Deck Adhesive

The ClassicBond EPDM Deck Adhesive is a high-performance, water-based acrylic adhesive, specially formulated for securely bonding ClassicBond and ClassicBond Pro EPDM membranes to a variety of flat roof decking materials. Whether you're a seasoned roofer or tackling a DIY roofing project, this adhesive offers a strong, reliable hold, making it a go-to solution for modern flat roofing installations. Designed with both performance and ease of use in mind, the ClassicBond Deck Adhesive is low odour, non-flammable, and easy to apply—providing a smooth, even spread that ensures full contact with the membrane. It’s ideal for moisture-resistant timber decks, such as plywood and OSB, offering excellent coverage and adhesion without compromising on safety or compliance. This adhesive meets current building standards and is recommended for flat roofing systems that include an effective vapour control layer or damp-proof membrane. For best results, ensure surfaces are clean, dry, and free from dust or grease before application.

Why Choose ClassicBond® Deck Adhesive?

Tailored for EPDM Membranes – Developed to work seamlessly with ClassicBond and ClassicBond Pro roofing systems. Easy Application – Smooth, even spread using a roller or brush. Water-Based & Low Odour – Safer and more pleasant to use, even in enclosed spaces. Non-Flammable – A safer alternative for both residential and commercial roofing projects. Reliable Bonding – Creates a strong, long-lasting hold on timber decking materials like OSB and plywood. Complies with Building Regulations – A trusted solution for professionals and DIY users alike.

Where to Use It

ClassicBond EPDM Deck Adhesive is ideal for use on: Moisture-resistant plywood Oriented Strand Board (OSB) Flat roofs on extensions, garages, sheds, and garden buildings Note: This adhesive is not suitable for non-porous substrates, such as metal or GRP.

Frequently Asked Questions (FAQs)

Can I use this adhesive on metal or GRP surfaces?

No – ClassicBond Deck Adhesive is not suitable for non-porous or low-vapour-permeability surfaces like metal or GRP. For those applications, consider using a contact adhesive instead.

Is this adhesive safe to use indoors or in enclosed spaces?

Yes – it’s water-based, low odour, and non-flammable, making it safer and more comfortable to use in enclosed or sensitive environments compared to solvent-based alternatives.

Do I need to use a vapour barrier with this adhesive?

Yes – for best performance and to meet building regulations, it’s recommended that your flat roof build-up includes an effective damp-proof membrane or vapour control layer.