• Provision of Land Registry (Title Deeds)
  • Provision of Asbestos Surveys (Surveys 1, 2 & 3)
  • Provision of Air Tightness, Air Testing & Permeability Testing
  • Provision of Building Regulations Part A, Building Regulations Part L & L2
  • Provision of Commercial & Domestic EPC's (Energy Performance Certificates)
Air Leakage Test Property(ies)
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Airtightness Testing, Air Leakage Testing, Permeability Testing

What Is AirTightness or AirLeakage?

Building Regulations Part L2 "Conservation of Fuel and Power" was revised in April 2006. The aim of the latest revision is to improve energy efficiency and reduce CO2 emissions. Important revisions include:

  • National calculation methods for domestic (SAP) and non-domestic buildings (SBEM - developed by BRE)
  • Mandatory pressure tests for non-domestic buildings and sample pressure testing for domestic units
  • BRE can help you comply with Part L requirements and achieve an energy efficient building.

Excerpt from Part L2 

20B.-(1) This regulation applies to the erection of a building.

(2) Where this regulation applies, the person carrying out the work shall, for the purpose of ensuring compliance with Regulation 17C and paragraph L1(a)(i) of Schedule 1-

a. ensure that, in such circumstances as are approved by the Secretary of State, appropriate air pressure testing is carried out in accordance with a procedure approved by the Secretary of State; and
b. give a copy of the results of the testing to the local authority.

(3) The results of the testing referred to in paragraph
(2)(a)shall be-

a.   recorded in a manner approved by the Secretary of State; and

b. given to the local authority in accordance with paragraph (2)(b) not later than the date on which the notice required by regulation 15(4) or regulation 16A(3) is given.

Building Regulations Part L2 "Conservation of Fuel and Power" was revised in April 2006. The aim of the latest revision is to improve energy efficiency and reduce CO2 emissions. Important revisions include:

  • National calculation methods for domestic (SAP) and non-domestic buildings (SBEM - developed by BRE)
  • Mandatory pressure tests for non-domestic buildings and sample pressure testing for domestic units
  • BRE can help you comply with Part L requirements and achieve an energy efficient building.

Excerpt from Part L2 

20B.-(1) This regulation applies to the erection of a building.

(2) Where this regulation applies, the person carrying out the work shall, for the purpose of ensuring compliance with Regulation 17C and paragraph L1(a)(i) of Schedule 1-

a. ensure that, in such circumstances as are approved by the Secretary of State, appropriate air pressure testing is carried out in accordance with a procedure approved by the Secretary of State; and
b. give a copy of the results of the testing to the local authority.

(3) The results of the testing referred to in paragraph
(2)(a)shall be-

a.   recorded in a manner approved by the Secretary of State; and

b. given to the local authority in accordance with paragraph (2)(b) not later than the date on which the notice required by regulation 15(4) or regulation 16A(3) is given.

For more information on Air Tightness Leakage Testing please click here