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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.

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21 September 2026
25 May 2026

What to Know About Mineral Silicate Paints and Stains: Breathable Finishes for Concrete and Masonry

mineral silicate paint

A look at how mineral silicate systems behave, how these systems differ from acrylic systems, and the key differences and uses of mineral silicate paint vs mineral silicate stain.

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25 May 2026

Is There a Jet Boat on Your Horizon? Life happens. What Matters is How You Deal with it.

Jet Boat

For those of us involved in the residential building sector, life is happening. In times like this is it easy to start second guessing your strategy.

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25 May 2026

Thermal Performance: Medium-Density Residential Units

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During the design and construction phases of a project there are stages at which attention can be given to evaluating and addressing any potential overheating.

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22 May 2026

Working as a Subcontractor: Staying Compliant as an LBP

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It is a common misconception to think that only the main contractor or company needs to meet compliance obligations when a Licensed Building Practitioner (LBP) is working as a subcontractor. This misunderstanding can result in significant legal and professional risks.

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22 May 2026

Code of Ethics: The 4 Principles Explained

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Since 25 October 2022, the Licensed Building Practitioners (LBP) code of ethics has established clear and consistent standards for professional conduct in the building industry.

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28 April 2026

How Well Are We Doing Using the H1 Calculation Method?

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A random sample of H1 reports from consented projects highlights common mistakes when calculating H1, questions the accuracy of free services, and shows where thermal modelling would be more advantageous.

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28 April 2026

Understanding Type A and Type B Waterproofing — and Why it Matters

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Below-ground waterproofing is one of the most critical elements of a building’s long-term performance. When it fails, the consequences can be costly, disruptive, and difficult to remediate. That’s why understanding the different waterproofing strategies — particularly Type A and Type B protection — is increasingly important for designers, engineers, and builders across New Zealand.

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28 April 2026

H1 Building Lines and Level Access

Level Threshold (5)

New H1 requirements have led to changes in the location of fixtures on the building line. This changes the way threshold drains and perimeter channels interact with insulated slabs and glazing suites — a challenge which can be simplified with the use of system-based threshold solutions.

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28 April 2026

Navigating the Storm: The Outlook for NZ Construction in 2026

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The New Zealand construction sector is currently navigating global volatility and domestic uncertainty. Insight from industry leaders suggests that the industry is at a critical inflection point, driven by a conflict in the Gulf, shifting consumer confidence, and the looming political realities of an election year.

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28 April 2026

The Importance of Independent Appraisals in Exterior Plaster Cladding Systems

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Why independent verification matters, a perspective by Warren Jennings, Texture Coatings Technical Business Manager, Specialized Construction Products.

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