NHBC Standards 2019 - online only

Your essential guide to house-building from foundations to roofs and finishing

Standards 2018

NHBC Standards 2019 - online only

The NHBC Standards for 2019 will come into force for every new home registered with NHBC where foundations are begun on or after 1 January 2019.

Use quick-launch Standards Plus to browse or use the table below to select the part of the house-building process you're interested in.

QUICK LAUNCH STANDARDS PLUS 2019

The 2019 edition includes:

  • Changes to Chapter 6.10 ‘Light steel framing’ to support advances in the use of this technology and define our guidance for structural frames and infill walls
  • Chapter 8.1 ‘Internal services’ - revised guidance on the use of combination boilers
  • Chapter 6.2 ‘External timber framed walls’ - we now accept timber frame designs from manufacturers achieving Gold level status from the Structural Timber Association’s ‘Assure Scheme’ without the need for further review or completing a HB2445 form

SEE ALL THE CHANGES IN STANDARDS 2019

What’s new in Standards 2019?

Here is an overview of the more significant changes, please take time to familiarise yourself with the updated technical content.

The 2019 edition includes:

  • Changes to Chapter 6.10 ‘Light steel framing’ to support advances in the use of this technology and define our guidance for structural frames and infill walls
  • Chapter 8.1 ‘Internal services’ revised guidance on the use of combination boilers
  • Chapter 6.2 ‘External timber framed walls’ - we now accept timber frame designs from manufacturers achieving Gold level status from the Structural Timber Association’s ‘Assure Scheme’ without the need for further review or completing a HB2445 form

Minor technical changes:

The following minor technical changes have been made to Standards 2019:

  • Ch 5.4.7b - amended to clarify maximum permissible crack widths in structural concrete waterproofing
  • Ch 6.4.9 - updated to reflect the guidance in BS EN 1995-1-1 for deflection and vibration limits
  • Ch 6.11.7c - amended to clarify where weepholes should be incorporated in rendered walls
  • Ch 7.2.19 - amended to recognise that plastic roof clips are acceptable to NHBC
  • Ch 7.2.19a - amended to align with BS 5534 where smaller hip tiles do not require mechanical fixing
  • Ch 7.2.19a - reference made to BS 8612 ‘Dry fixed ridge, hip, and verge systems for slating and tiling
  • Ch 10.2.6a Table 1 - updated guidance for acceptable path widths
  • Guidance for light steel internal partitions has been moved to chapter 6.3 ‘Internal walls’

We have taken the opportunity to make a number of editorial changes throughout the document. This includes updating references to a number of British Standards.