Building Regulations 2010: Approved Document L Volume 2

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What is required to meet requirement L1(a) for work done to an existing building?

Achieving both limiting unwanted heat losses and gains from the building (correct)

Only limiting unwanted heat gains to the building

Only limiting unwanted heat losses from the building

Neither limiting unwanted heat losses nor gains from the building

Where can guidance be found for new elements, replacement elements, and extensions?

Section 11

Section 10 (correct)

Paragraph 4.1

Paragraph 4.15

What is addressed in paragraphs 4.19 to 4.25?

Pipework and services (correct)

Energy status

Airtightness

Building fabric

What is required to limit unwanted heat losses from the building?

Meeting standards for building fabric, pipework, and services Signup and view all the answers

In which section can guidance be found for renovated elements, retained elements, a change to energy status, and a material change of use?

Section 11 Signup and view all the answers

What is the purpose of paragraph 4.15?

To address work that may result in making airtightness worse Signup and view all the answers

What is the purpose of Approved Document L, Volume 2?

To provide guidance on energy efficiency requirements for buildings other than dwellings Signup and view all the answers

Which section of Approved Document L, Volume 2 discusses calculating the target primary energy rate and target emission rate?

Section 1 Signup and view all the answers

What is the purpose of Section 5 of Approved Document L, Volume 2?

To discuss minimum building services efficiencies and controls Signup and view all the answers

What is the purpose of Section 7 of Approved Document L, Volume 2?

To discuss air permeability and pressure testing Signup and view all the answers

Which regulation is related to Section 8 of Approved Document L, Volume 2?

Regulation 44 Signup and view all the answers

What is the purpose of Appendix C of Approved Document L, Volume 2?

To provide reporting evidence of compliance Signup and view all the answers

What is the primary purpose of Section 4 of the Approved Document L?

Limiting heat gains and losses Signup and view all the answers

What is the requirement for new and replacement space heating systems according to Section 5 of the Approved Document L?

They must be sized to meet the maximum heating demand Signup and view all the answers

What is the purpose of Section 6 of the Approved Document L?

System specific guidance for building services Signup and view all the answers

What is the requirement for hot water systems for space and domestic hot water heating according to Section 6 of the Approved Document L?

They must have system treatment for hot water storage Signup and view all the answers

What is the purpose of Regulation 43 of the Building Regulations 2010?

Pressure testing of building services Signup and view all the answers

What is the requirement for on-site electricity generation according to Section 6 of the Approved Document L?

It must be connected to the grid Signup and view all the answers

What is the purpose of Section 9 of the Approved Document L?

Providing information for new buildings Signup and view all the answers

What is the requirement for thermal elements in existing buildings according to Section 10 of the Approved Document L?

They must be renovated to limit heat gains and losses Signup and view all the answers

What is the purpose of Regulation 28 of the Building Regulations 2010?

Consequential improvements to energy performance Signup and view all the answers

What is the requirement for lighting energy efficiency according to Section 6 of the Approved Document L?

It must have a Lighting Energy Numeric Indicator (LENI) of 0.5 Signup and view all the answers