NSAI Agrément Registered Installers

NSAI Agrément work closely with Government Departments and agencies in supporting Government initiatives to improve energy performance of buildings.  A number of installer schemes have been developed whose aim is to verify the competency of installers carrying out improvements to dwellings.  Grant aid may be available for building improvements under the Sustainable Energy Authority of Ireland’s About Better Energy Homes (Formerly Home Energy Saving Scheme).  All works must be designed and installed as per the National Building Regulations.

NSAI Agrément offer registration to installers of Blown Loft Insulation, Full Fill Cavity Wall Insulation and External Insulation. To search a full list of all products and systems certified by NSAI Agrément go to Search Agrément Certificates.

Blown Loft Insulation

To find an NSAI Agrément registered Blown Loft Insulation company in your area check out our Registered Blown Loft Insulation Installers Index. To become registered to this scheme please see application process below.

Cavity Wall Insulation

To find an NSAI Agrément registered Cavity Wall Insulation installer in your area check out our list of Registered Cavity Wall Insulation Installers.

NOTE: Cavity Wall Insulation installers and certificate holders should familiarise themselves with the Cavity Wall Insulation Info Circular issued by NSAI Agrément in December 2012.

External Insulation

To find an NSAI Agrément registered External Insulation installer in your area check out our list of Registered External Insulation Installers.

NOTE: External Insulation installers and certificate holders should familiarise themselves with the latest ETICS Info Circular issued by NSAI Agrément.


Summary of Application Process for Registered Installer Schemes:

• Contact the Certificate Holder of the NSAI Agrément certified system for training in installing that specific system. Search our database of Agrément Certified Products to download certificates covered by the relevant installer scheme and get contact information for the Certificate Holders.
• Once training has been provided by the Certificate Holder, a completed Application Form must be submitted to NSAI Agrément, along with a completed Installer Contract and the relevant Application Fee. The Application Form MUST be filled in by the Applicant and co-signed by the Certificate Holder. 
• On receipt of the above documentation, the applicant shall be contacted by an NSAI Agrément Assessor to arrange an audit date.  The applicant is subject to an assessment by NSAI Agrément prior to approval, and annual surveillance subsequently.

Please refer to the relevant Scheme Document for further detailed information on each of the installer schemes.

For information on how to register as a contractor for the SEAI HES (Home Energy Saving) scheme, go to the HES contractor webpage, call SEAI on 1850 927000 or email hescontractor@seai.ie

NOTE: The Applicant shall be audited against the requirements of the relevant Scheme Document, the Agrément Certificate and all other documents provided by the Certificate Holder and shall satisfy NSAI Agrément regarding their ability to comply consistently with those requirements.



Application Forms

Blown Loft Insulation / Cavity Wall Insulation Installer Application Form

External Insulation Installer Application Form



Application Fees

Blown Loft Insulation / Cavity Wall Insulation Installer Fees

External Insulation Installer Fees (see Section 6.0)

NOTE: If applicants wish to avail of the Easy Pay Option, please complete the Easy Pay Mandate and return to NSAI Agrément.



Installer Scheme Documents

Blown Loft Insulation Installer Scheme

Cavity Wall Insulation Installer Scheme

External Insulation Installer Scheme