ClassicBond EPDM Primer

The ClassicBond EPDM Primer is an essential preparation product designed to ensure strong, long-lasting adhesion when using pressure-sensitive (PS) EPDM accessories. It acts as a one-step cleaner and primer, getting your EPDM membrane or other suitable surfaces ready for a professional-quality bond. Ideal for use before applying PS Seam Tape, Cover Strips, Pipe Seals, Walkway Pads, and Uncured Flashing, the primer helps create a secure, watertight seal by promoting proper adhesion between surfaces. It’s simple to use—just apply the primer to a clean, dry surface, allow it to dry thoroughly, and then install your PS accessory. This primer is a must-have for anyone installing a ClassicBond EPDM system, whether you're a professional contractor or a capable DIYer. With excellent coverage and reliable performance, it ensures that your roofing system stays sealed, weatherproof, and secure.

Key Features & Benefits

One-Step Preparation – Cleans and primes surfaces in one easy application. Improves Adhesion – Ensures a strong, durable bond for all ClassicBond PS accessories. Quick & Easy to Use – Fast-drying formula keeps your project moving. Versatile – Suitable for use with EPDM membranes and a variety of other compatible surfaces. Efficient Coverage – One litre covers approximately 3.3m² or 47.5 linear metres (at 100mm width). Available Sizes – Choose from 0.5L or 1L to match the scale of your project.

Important Usage Notes

Storage: Keep in a cool, well-ventilated place (minimum temperature 5°C). Flammable: Highly flammable – store away from open flames or ignition sources. Safety: Avoid breathing in vapour and prevent contact with skin and eyes. Use appropriate protective equipment when handling.

Frequently Asked Questions (FAQs)

Do I need to use the EPDM primer before applying seam tape or flashing?

Yes – the primer is essential for proper bonding. It prepares the surface, ensuring that pressure-sensitive components adhere securely and form a watertight seal.

How long should I wait after applying the primer before installing accessories?

Allow the primer to fully dry until it is tack-free. This typically takes a few minutes, depending on temperature and airflow. Always follow product instructions for the best results.

Can this primer be used on surfaces other than EPDM?

Yes, while it's designed primarily for EPDM membranes, it can also be used on other compatible surfaces like clean metals or approved insulations—just ensure the surface is clean, dry, and dust-free before application.