BER Assessor Donegal: David 087 245 9497 https://validator.w3.org/feed/docs/rss2.html Home BER Assessments About Contact BER Advert from SEAI When is a BER Certificate required? Who needs a BER certificate Air Tightness Testing BER Assessor in Donegal completing BER Assessments in Donegal. Commercial and Domestic BERs Air Tightness Testing Donegal