1. European airtightness association committee Internet Meeting 03/05/13

2. Participants Czech Republic: Jiri Novak (Asociace Blower Door CZ” (A.BD.CZ)) France: Cédric d’Haene (Syneole) UK: Tom Jones (ATTMA) Belgium: Xavier Loncour, Clarisse Mees (Observers) Guests: – Estonia: Targo Kalamees – Ireland: Mark Shirley – Valérie Leprince TightVent Operating Agent: Maria Kapsalaki, Rémi Carrié Apologies: – Denmark: Walter Sebastian (Klimaskaerm) – UK: Rob Coxon (ATTMA), David Unwin – Sweden: Eva Sikander (Informal network in Sweden) – Germany: Oliver Solcher (FliB) – Operating agent: Peter Wouters – TightVent members: Stefanie Rolfsmeier (BlowerDoor GmbH) – Guests: Norway: Karl Grimnes, Poland: Radoslaw Gorzenski No answer: Italy, Guenther Gantioler (ATTA)

3. Agenda Review of previous action list Status of interest of other countries (Poland, Estonia, Norway, Ireland, Italy) Final review of analyses of competent tester schemes Typical cost of airtightness tests and qualification Information on events (conferences, workshops and webinars) and publications Hannover meeting Any Other Business Next meetings

4. Actions

5. Previous action list

6. Status of interest of other countries Poland – Interest to join but could not make it for this meeting Norway – Interest to join but could not make it for this meeting Ireland – Air leakage testing is now mandatory but not always done because of a lack of control – But not always done and if so not necessarily in a proper manner 5 or 6 busy doing tests regularly (1-2 a week), serious professionals that are trained 20 not so busy (1-2 a month) – Influence standards at national or EU level rather than waiting as tests are mandatory – Maximum q50 of 10m 3 /h/m² to become 5m 3 /h/m² (for some kind of building) at the end of 2013 Italy ? Estonia – Small country 1.4 million – About 20 testing companies, 10 measure actively, no real communication between them (no association) – Testing is not mandatory, you can have credit for better airtightness provided that you prove it by a measurement – Default value is q50 of 6 m 3 /h/m² for detached houses, other buildings 3m 3 /h/m² – For major renovation the default value is 9 and 6m 3 /h/m²

7. Final review of analyses of competent tester schemes See presentation of V. Leprince

8. Typical cost and time spent for airtightness tests and qualification in Europe MinMaxAverage Airtightness tests for a single house Typical price (€)150 €600 €350 € Time spent for measurement (preparation / test) (hour)1h2h Time spent for identification of leakage on site (hour)5 min1h Time spent for the report (hour)30 min1/2j Total time for the measurement (from order to report) (day)0.7521 day Typical cost for the tester (inc. VAT) Training (once)1800 €3360 €2700 € Purchase of equipment (once) 5000 € ? Qualification (once) 527* Calibration (indicate annual cost) 200€ Annual examination(every year) 420 €* Time spent for the annual examination (every year)1j4j2j *Depends on the size of the company

9. Information within committee Latest documents available on private area of TightVent website – http://tightvent.eu/partners/airtightness-testers- associations – Password is TVAAC2012, please do not disclose it.

10. Contact list

11. Events Quality of ventilation systems in Brussels – 18-19 March 2013, http://tightvent.eu/events/qvs-workshop-2013, 75 participants, edited proceedings to be published for Athens conference + topical session on this subjecthttp://tightvent.eu/events/qvs-workshop-2013 Airtightness workshop in Washington DC – 18-19 April 2013, 58 participants, good programme and feedback from participants, foreseen to have some publications published in International Journal of Ventilation BUILDAIR symposium in Hannover – 7-8 June 2013 AIVC-TightVent 2013 conference in Athens – 25-26 September 2013, call open: http://www.aivc2013conference.orghttp://www.aivc2013conference.org

12. Events Webinar with presentation of competent tester schemes – Interest from DE, CZ, FR – No answer from UK and DK – Tentative date = June 25, 10:00-12:00 Preliminary programme (too crowded for now – to be discussed) – Introduction – Overview of requirements and competent tester schemes in various countries (VL) (20 min) – Status and trends in airtightness testing in Germany – Focus on FliB activities (10 min) – Status and trends in airtightness testing in the Czech Republic - Focus on A.BD.CZ activities (10 min) – Status and trends in airtightness testing in the France - Focus on Syneole activities (10 min) – Discussion

13. Publications Available at: http://www.aivc.org/frameset/frameset.html?../publications/publications.html~mainFrame

14. Hannover meeting Proposal is to have a physical meeting of the committee from 09:00 until 15:30 on June 6, just before the BUILDAIR symposium Who will attend? – Yes Oliver, Jiri – Not sure Eva – Maybe Rob, Stefanie – No Cédric (probably) Targo Clarisse – To check : DK ? Walter

15. Any Other Business Jiri: – Work on the protocole used for airtightness testing? – Which method is used? – What is closed/sealed/left open? Valérie to prepare a simple table?

16. Next meetings Physical meeting – Thursday 6 June 2013 in Hannover, 09:00-15:30