You are using an outdated browser version not supported by this website.
Click here to upgrade your browser

InteriorInterior

Surface Water Sumps: Their Location, Sizing and Function

In designing a surface water drainage solution, you must consider the performance of the design in service. This design must allow for stormwater to be disposed of without causing damage, nuisance, flooding, erosion, or water entry into buildings.

Read all

21 September 2026
23 March 2026

Why Do We See So Many Construction Businesses Failing?

preview abhishek biradar PVr09rsgTN4 unsplash copy

Roughly 30% of business failures in the last year were in the construction sector. It is not the lack of trade specific skills, but the broader knowledge needed for a successful business.

Read all

23 March 2026

Will the Summer Overheating of Medium-Density Housing be Resolved by the 6th Edition of NZBC-H1?

vitaly gariev Pcd BfyCgOA unsplash

I understand that one of the purposes of the recent review of clause H1 (Energy Efficiency) of the New Zealand Building Code was to address the growing problem of summer over-heating of medium-density housing developments. I am not sure that a significant change has been achieved.

Read all

23 March 2026

Overseas Building Products: Understanding International Window Performance Standards

Screen Shot 2026 03 20 at 9.35.54 AM copy

Window & Glass Association's Technical Manager, Rob Campion, shares new guidance on the classification of windows and doors when tested to comparable international standards, looking at the most common classifications from Australia, Europe and America.

Read all

23 March 2026

Designing Absolute Protection into Tiled Shower Areas in Multi-Storey Buildings

Tile Over SS Shower Tray Install Render V2

Tiled showers in second storey ensuites and multi-unit developments often create design challenges and durability risks to designers and homeowners alike. How can these areas be more durable and remove the risk of leaks or failures in the selected system?

Read all

23 March 2026

Accelerating Weathertightness: Early Close-In for Programme Certainty

pro clima ECI EBOSS (1)

Achieving early weathertightness without compromising compliance or quality remains a persistent challenge on construction sites. Programme pressure, labour constraints, cladding delays, and unpredictable weather patterns increasingly disrupt traditional programme sequencing. Designers are frequently asked to specify envelope systems that not only perform over the building’s service life but also support progress during construction while meeting budget constraints.

Read all

23 March 2026

How the New Granny Flats Building Consent Exemption is Changing Restricted Building Work for LBPs

mert ceyhan FPCWn8Slw48 unsplash copy

While the definition of Restricted Building Work (RBW) has not changed, the way RBW is delivered under the granny flats building consent exemption has.

Read all

23 March 2026

Improving H1 Energy Efficiency

kelly sikkema yFUB1riRdA8 unsplash copy

The Ministry of Business, Innovation and Employment (MBIE) has updated the settings for compliance with the energy efficiency requirements of clause H1 of the Building Code. These changes follow a review of the H1 settings in 2024, which identified opportunities to better balance upfront building costs and longer-term benefits. 

Read all

23 February 2026

Membrane Roof Penetrations: The Flange, the Fixing Ring and the Grate Explained

Pokeno Sureflow

Detailing of the rainwater outlet penetration — from flange preparation to overflow provision — plays a central role in protecting the building envelope from moisture ingress.

Read all

23 February 2026

Early Recovery, Fragile Foundations: Key Signals for NZ's Construction Sector

the pulse hero

The latest Issue of the EBOSS Pulse released last week offers an accessible framework for understanding where the construction sector sits today — and where it is heading. Structured across four stages (Yesterday, Today, Tomorrow and Future), the report tracks completed work, current activity, pipeline intent, and macro drivers.

Read all

23 February 2026

Can Solar Control Glass Help with Overheating?

Metro SunX Grey Low E Double Glazing

While the H1 changes have advanced thermal insulation standards, they have not explicitly addressed the criteria for solar control, particularly in New Zealand's warmer regions. This poses a potential risk of clients’ homes overheating, underscoring the need for architects and builders to consider a broader range of glass solutions to mitigate this emerging challenge.

Read all

Get a free weekly digest of essential news

New and updated architectural products, design solutions, inspiration, technical advice and more when you sign up for EBOSS.