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Terra Lana
Why Terra Lana Insulation?
Frequently Asked Questions
Why choose wool insulation like Terra Lana?
Wool insulation naturally regulates temperature and moisture, helping keep homes warmer in winter and cooler in summer. It can absorb and release moisture without losing performance, supporting a drier and more comfortable indoor environment. Wool insulation like Terra Lana is also sustainably sourced and is environmentally friendly.
Is Terra Lana insulation suitable for all areas of my home?
Terra Lana insulation can be installed in ceilings, underfloor and walls - the key areas where heat is lost in many New Zealand homes. Our EnergySmart insulation experts will assess the different areas of your home and propose the insulation formats that will be the most suitable.
Does Terra Lana meet the New Zealand Healthy Homes standards?
Yes — Terra Lana insulation products are designed to meet New Zealand Building Code and Healthy Homes insulation requirements when installed correctly by our certified installers.
What is the difference between polyester insulation and Terra Lana insulation?
The key difference between Terra Lana and polyester insulation is the materials they’re made from and how they perform in different home conditions.
Terra Lana is made primarily from natural New Zealand wool. Wool is breathable and naturally manages moisture by absorbing and releasing it without losing insulation performance, which helps create a drier, healthier indoor environment. It’s also a renewable, low-toxicity option, making it appealing for homeowners focused on natural and environmentally conscious materials.
Polyester insulation is made from synthetic fibres, often recycled plastic. It provides consistent thermal performance, is lightweight, non-itchy, and resistant to moisture absorption. Polyester insulation is durable, low-maintenance, and widely used in NZ homes, but it doesn’t offer the same natural moisture-regulating properties as wool.
Both insulation types meet New Zealand standards and are effective when installed correctly. The best choice depends on your home’s needs, budget, and whether you prefer natural materials and moisture control or a synthetic, low-maintenance option.