Masonry mortar and bonding agents
Masonry mortar or bonding agents serve to produce masonry from masonry units. In most cases, masonry mortars are covered by EN 998-2.
Regulatory framework
The regulatory requirements relate primarily to the masonry. Depending on the application area, requirements relating to stability, health and environmental protection, thermal and sound insulation and/or fire safety may apply to the masonry.
For the design and execution of masonry (construction technique) and accordingly also for the masonry mortar as a component of this construction technique, the Technical Building Rules apply; cf. MVV TB , no. A 1.2.6.1.
DIBt grants general construction technique permits (aBG) in cases in which the masonry mortar significantly deviates from the use conditions specified in DIN 20000-412.
For mortar and bonding agents which are not (fully) covered by the harmonised standards, DIBt grants national technical approvals (abZ). European Technical Assessments (ETAs) can also be issued for these products. The design and execution of masonry comprising non-standard mortar is non-regulated. DIBt grants general construction technique permits (aBG) for these applications.
National procedure
To prepare an abZ/aBG for your construction product, we need an application from you. We recommend that you contact us prior to doing so. Feel free to send us your enquiry informally via email to dibt(at)dibt(.)de or to the competent technical contact listed in the top right.
For a first assessment, please send us the following information:
- Description of the construction product and its intended field of use
- e.g. material, configuration, number of sizes, variants, dimensions
- e.g. use in walls, ceilings, interior construction, building services
- Description of the construction technique and its field of application
- e.g. design of walls, ceilings, elements, etc., and interaction of components
- e.g. application in foundation engineering, reinforced concrete construction, building insulation; as load-bearing or non-load-bearing component; under static and quasi-static loading; fire exposure; other environmental exposures
- Information regarding impact on regulatory concerns
- in particular structural integrity, fire protection, health and environment protection, sound insulation as well as thermal performance
- Explanation of need for an abZ/aBG
- Do you significantly deviate from the Technical Building Rules?
- Or do neither Technical Building Rules nor generally recognised technical rules exist?
- Contact details
- preferably email address and/or telephone number, as well as name, organisation/company, and postal address
We will then contact you to clarify the next steps.
If you already hold a DIBt approval and/or construction technique permit and wish to apply for an amendment, supplement, or renewal, please use the form provided below.
- pdf-Datei Application for amendment / supplementation / renewal of a national technical approval and/or construction technique permit (4 pages ) Last updated: 10 April 2024; Application form
| Subject concerned | Applicant | Decision no. |
Validity
from / to |
|---|---|---|---|
| PU-Klebstoff "illbruck PU 700 Steinkleber" zur Verklebung von Porenbeton-Plansteinen | Tremco illbruck Productie B.V. Vlietskade 1032 4241 WC ARKEL NIEDERLANDE | Z-17.1-1080 |
Z:
05.03.2021 G: 05.03.2026 |
| "maxit mörtelpad" für die Herstellung von Mauerwerk im Dünnbettverfahren | Franken Maxit Mauermörtel GmbH & Co. Azendorf 63 95359 Kasendorf | Z-17.1-1134 |
Z:
25.09.2025 G: 04.07.2030 |
| Dünnbettmörtel "weber.mix 617 SK" u. a. für Kalksandsteinmauerwerk im Dünnbettverfahren | Saint-Gobain Weber GmbH Schanzenstraße 84 40549 Düsseldorf | Z-17.1-759 |
Z:
25.05.2022 G: 27.05.2027 |
| Winteranlegemörtel "maxit mur 834 EIS-Anlegemörtel" | Franken Maxit Mauermörtel GmbH & Co. Azendorf 63 95359 Kasendorf | Z-17.3-1210 |
Z:
11.08.2025 G: 11.12.2029 |
| 2 Komponentenklebstoff "ISAPUR 2607 / Härter 414" für vorgefertigtes Mauerwerk im Klebeverfahren | Redblocsystems GmbH Eferdingerstraße 175 A - 4600 WELS ÖSTERREICH | Z-17.3-1217 |
Z:
13.10.2025 G: 10.10.2030 |