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Materials & High-Performance Systems

The systems behind a high-performance home: SIPs, insulated foundations, glazing, roofing and cladding specified for a 50+ year home.

Written for people planning a home in Nelson, Tasman, Richmond, Motueka and across the top of the South. New to the terms below? Our glossary explains them in plain English.

13 guides in Materials & High-Performance Systems← All guides

What Are SIPs (Structural Insulated Panels) and Why Use Them?

How structural insulated panels work, why they deliver airtightness and insulation together, and the one thing they demand from you in return.

9 min read

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Materials & High-Performance Systems

Double vs Triple Glazing in New Zealand: Is the Upgrade Worth It?

What the third pane actually buys you, why the frame matters as much as the glass, and the comfort difference you feel standing beside the window in winter.

9 min read

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Materials & High-Performance Systems

Underfloor and Subfloor Insulation: A New Zealand Guide

What underfloor and subfloor insulation is, why an uninsulated floor makes New Zealand homes cold and damp, the options for timber floors and concrete slabs, and how it fits a continuous insulated envelope in a high-performance home.

8 min read

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Materials & High-Performance Systems

Insulation Options for a New Build: Walls, Ceiling, Roof and Floor

Insulation for a new build in plain English: what goes in the walls, ceiling, roof, floor and slab edge, the main types, how R-values and thermal bridging work, and why a continuous envelope matters more than one big number.

9 min read

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Materials & High-Performance Systems

Insulated Concrete Slab and Waffle-Pod Foundations Explained

What an insulated concrete slab is, how a waffle-pod raft works, why the slab edge is a major heat-loss path, how thermal mass steadies comfort, and why an engineer belongs at concept.

9 min read

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Materials & High-Performance Systems

Cladding Options for a Nelson Tasman Home

What cladding does, the main options for a Nelson Tasman home, what suits the coastal climate, how cladding affects performance and maintenance, and how it is chosen alongside the whole envelope rather than as decoration.

9 min read

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Materials & High-Performance Systems

Roofing for a High-Performance Home: Long-Run, Standing Seam and More

Roofing for a high-performance New Zealand home: what the roof has to do, the main options from long-run steel to standing-seam metal and tile, how the roof affects insulation and airtightness, and why the roof form and eaves control winter sun and summer shade.

9 min read

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Materials & High-Performance Systems

Heating a High-Performance Home in New Zealand

Why a well insulated, airtight, well oriented home needs only a little top-up heat, which heating options suit it, where heat pumps and underfloor fit, and how to size heating to a modelled, low heat demand rather than oversizing.

9 min read

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Materials & High-Performance Systems

Heat-Pump Hot Water for a New Home: Is It Worth It?

Heat-pump hot water for a new build, in plain English: how an air-to-water cylinder works, how it compares with standard electric and gas, whether it suits the mild Nelson Tasman climate, the honest trade-offs, and how it fits an energy efficient home alongside solar.

8 min read

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Materials & High-Performance Systems

Solar Panels and Batteries on a New Home: What to Know

Solar and batteries on a new build in plain English: whether to add solar, how much makes sense, the case for and against a battery, why sunny Nelson Tasman suits it, and how to design a home solar-ready even if the panels come later.

9 min read

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Materials & High-Performance Systems

Choosing Window and Door Joinery: Aluminium, Timber and Thermally Broken

How to choose window and door joinery for a New Zealand home: what the frame does, the main options from standard aluminium to thermally broken, timber and composite, what a thermal break is, and how joinery is specified alongside the glazing for a whole-window result.

9 min read

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Materials & High-Performance Systems

Future-Proofing a New Home: EV Charging, Solar-Ready and Smart Wiring

The cheap-now, expensive-later decisions worth making at build stage: EV charging, solar-ready roofs and switchboards, data and smart wiring, spare conduits, and a layout that can adapt for later life.

9 min read

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Materials & High-Performance Systems

Acoustic Design and Soundproofing a Home

How to design a quiet home in New Zealand: what causes noise between rooms, from the floor above and from outside, and the practical fixes, from insulated internal walls and resilient linings to solid doors, careful layout and good glazing.

9 min read

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