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Windows, doors and facade elements
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You can rely on the efficient services of our testing, monitoring and certification laboratory for building products and building elements.

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Windows, doors and facade elements

For many years HFB ENGINEERING GMBH, a private, independent and officially approved testing institute, has been actively involved in the testing and quality control of windows, French windows, doors and facade elements.

On the basis of our accreditations as a notified testing and certification laboratory (notified body no. 1034) for tasks in connection with CE marking and official recognition by Deutsches Institut für Bautechnik Berlin (DIBt) as a testing, monitoring and certification laboratory (code SAC 05) in accordance with regional building regulations, HFB offers a complete range of services to manufacturers of windows, French windows, doors and facade elements consisting of:

  • Initial type testing in connection with the system of attestation of conformity with CE marking (attestation of conformity system "3") in accordance with EN 14351-1
  • Initial type testing (attestation of conformity procedure "ÜHP" in accordance with regional building regulations) for windows and French windows that have to meet certain requirements with regard to thermal and sound insulation (in accordance with Building Regulations List A, Part 1, serial no. 8.5.2)
  • Initial type testing (attestation of conformity procedure "ÜHP" in accordance with regional building regulations) for windows and doors (in accordance with Building Regulations List A, Part 1, serial no. 8.6.2)
  • Initial type testing (attestation of conformity procedure "ÜHP" in accordance with regional building regulations) for doors that have to meet certain requirements with regard to thermal and sound insulation (in accordance with Building Regulations List A, Part 1, serial no. 6.20.2)
  • The issue of General Appraisal Certifications (ABPs) for windows and French windows as well as frames for windows and French windows that have to meet certain requirements with regard to thermal and sound insulation (in accordance with Building Regulations List A, Part 1, serial no. 8.5.2 and 8.6.2)

Thanks to our extensive measurement and testing facilities, we are in a position to carry out the following tests on wooden, plastic and aluminium windows, French windows and frame materials:

  • Functional tests:
  • - air permeability in accordance with DIN EN 1026 (including classification according to DIN EN 12207)
  • - watertightness in accordance with DIN EN 1027 (including classification according to DIN EN 12208)
  • - resistance to wind load in accordance with DIN EN 12211 (including classification according to DIN EN 12210)
  • - resistance to racking in accordance with DIN EN 14608 (including classification according to DIN EN 13115)
  • - resistance to static torsion in accordance with DIN EN 14609 (including classification according to DIN EN 13115)

  • Thermal insulation
  • - thermal transmittance (Uw factor) in accordance with DIN EN ISO 12567-1
  • - thermal transmittance of frames (Uf factor) in accordance with DIN EN ISO 12412-2

  • Sound insulation
  • - sound insulation factor (Rw) in accordance with EN ISO 717-1

  • Resilience to climatic variations
  • - behaviour between two different climates in accordance with DIN EN 1121
  • window and door test
  • watertightness test
  • air permeability test
  • sound insulation test
  • thermal transmittance
  • U factor calculation

 

Further engineering services:

  • Mathematical certification of thermal insulation parameters (arithmetical calculation of thermal transmittance Uw) in accordance with EN ISO 10077-1 and EN ISO 10077-2
  • Due to their extensive experience, HFB's staff are consulted for expert opinions on manufacturing and assembly defects, to carry out inspections for the acceptance of building work and to provide advice in questions of construction and application technology. Expert opinions are prepared both by court order and for private clients, i. e. as commissioned by private building clients, building contractors, housing cooperatives and building construction authorities.
  • In the private sector HFB is the testing laboratory commissioned by Institut für Fenstertechnik Rosenheim GmbH (ift) and the association RAL- Gütegemeinschaft Fenster und Haustüren e.V in Frankfurt/Main for RAL quality control of windows and front doors.

Reference customers:

In the field of windows, doors and facade elements HFB can count the following companies among its customers:

  • ALUPLAST GmbH, Ettlingen (D)
  • BATIMET, Dresden (D)
  • BEWICON Fenster- und Containerbau, Berlin (D)
  • COLDITZER TÜREN- UND FENSTERBAU, Colditz (D)
  • DAKU Fensterbau GmbH, Herzfelde (D)
  • EGE Holzbau GmbH, Sangerhausen (D)
  • EGO Kiefer GmbH, Hennigsdorf (D)
  • EUROLAM, Wiegendorf (D)
  • FECHNER Fenster- und Türenbau GmbH, Gaschwitz (D)
  • FENSTERBAU GUSSEK, Elsnigk (D)
  • FENSTERWERK RAMMENAU, Rammenau (D)
  • FINSTRAL Fenster- und Türenbau, Greiz (D)
  • FLACHGLAS SACHSEN GmbH, Grimma (D)
  • FSB Freienhufener Stahlbau GmbH, Großräschen (D)
  • GEALAN, Oberkotzau (D)
  • GEBRA-ALSEN, Groitzsch (D)
  • GEHR Fensterfertigung und Türenbau,Gaunitz/Liebschützberg (D)
  • HERBERT FUHRMANN Leichtmetallbau, Kesselsdorf (D)
  • HERFURT Fensterbau GmbH, Limbach-Oberfrohna (D)
  • HÖHBAUER FENSTERBAU GmbH, Zwickau (D)
  • KNIPPING System- Technik GmbH, Weira (D)
  • LINGEL Fensterbau GmbH, Lichtenstein (D)
  • NICKEL Fenster GmbH & Co. KG, Weißwasser (D)
  • REHAU AG + Co, Erlangen (D)
  • ROPLASTO Fensterprofile GmbH, Bergisch-Gladbach (D)
  • SALAMANDER Industrieprodukte GmbH, Türkheim (D)
  • SCHOLLGLAS GmbH, Dahlwitz-Hoppegarten (D)
  • SCHÜCO International, Zwenkau (D)
  • STENGEL Fenster- und Türenbau GmbH, Leipzig (D)
  • THERMA Fensterbau GmbH, Tanna (D)
  • VÖGELE Fensterbau GmbH, Liebenwalde (D)
  • WEMO, Schmölln (D)
  • WERU AG, Rudersberg (D)

 


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