Resource library

Provides an introduction to the DTS Provisions for wet areas in houses focusing on preventing health risks and building damage from internal moisture in wet areas.

This NCC Navigator provides an introduction to thermal bridging and how the NCC addresses it for commercial buildings in NCC Volume One. It explains how to account for thermal bridges when calculating the Total R-Value of certain construction types.

This document explains the requirements for reducing thermal bridging in residential buildings focusing on metal-framed walls, roofs, ceilings and floors. It provides practical guidance on compliance options and methods to improve energy efficiency and prevent condensation issues.

This guide focuses on the compliance options for Performance Requirement H6P1 and the development of a first principles Performance Solution using the benchmarks set out in Specification 44.

This guide provides information for selecting and installing gutters and downpipes, including overflow measures for housing.

This guide provides an overview of the Assessment Methods used when determining compliance with the NCC’s mandatory Performance Requirements.

This NCC Navigator provides an overview of options available to demonstrate compliance with the NCC.

This guide provides information about the grouping of buildings as they are referred to in the NCC.

The NCC requirements for lead free copper alloys for drinking water will come into force on 1 May 2026. Find out how these changes impact practitioners, suppliers and manufacturers.