DM-01 Intumescent and Acoustic Acrylic Sealant has been specifically designed and comprehensively tested for use on DorSuite doors/filling the gap in between the door frame and the wall, meeting and exceeding internationally recognised standards. It has been accredited for a variety of configurations on doors for up to 90 minutes.

You can use Certitek in gaps up to 35mm. For a full overview please see the Performance Table on the Technical Datasheet.

Price depends on volume and type of product, cartridge or foil, for a full price list please contact Certitek.

Compliance is obviously a huge part of this industry and some other mastics are currently using a withdrawn version of the BS EN 1366-4:

Read more here: https://shop.bsigroup.com/products/fire-resistance-tests-for-service-installations-linear-joint-seals-1/standard

Certitek has been extensively tested to the most recent standards and also comes with our Labeling System.

Certitek DM-01 has a shelf life of 18 months.

Yes, The DP-01 packers are fire tested to BS476, BS EN 1634 and BS EN1366-4 (2021).

Shipping is next day delivery.

The Certitek Assurance Label – within every box of mastic is a sheet of labels. These are to leave behind an auditable confirmation that the product used behind architraves is the correct product.

Labels should be kept in a safe place however if you need more please contact Certitek directly.