At Heartland Insulation, we only work with trusted, high-quality products from New Zealand’s leading insulation manufacturers. Every project is matched with the right material and R-value to deliver lasting performance, energy efficiency, and comfort for South Island conditions.
Insulation Products We Trust
Our Insulation Range
Mammoth Polyester Insulation
Proudly made in New Zealand, Mammoth polyester insulation is manufactured from recycled PET plastic, including plastic bottles. It is safe to handle, non-irritant, and long-lasting, with excellent thermal and acoustic performance. Available for ceilings, walls, and underfloors, Mammoth is an eco-friendly choice that contributes to a healthier home.
Pink Batts Glasswool Insulation
A trusted Kiwi brand for decades, Pink Batts glasswool insulation provides reliable thermal and acoustic performance for ceilings, external and internal walls, and mid floors. With a wide range of products and densities, Pink Batts can be tailored to new builds, retrofits, and commercial projects alike.
Knauf Earthwool Glasswool
Knauf Earthwool is a premium glasswool insulation known for its softer feel, low dust, and no added formaldehyde. It offers excellent thermal and acoustic properties for ceilings, walls, and underfloors, and is popular for both residential and commercial projects where comfort and indoor air quality are a priority.
Bradford Gold Insulation
Bradford Gold glasswool insulation provides high-quality thermal and acoustic performance across ceilings, walls, and underfloors. With strong warranty backing and consistent product quality, Bradford Gold is a trusted choice for energy-efficient homes and large-scale commercial projects.
Tempertherm Polyester Insulation
Tempertherm polyester insulation is a durable, non-irritant option that delivers stable thermal and acoustic performance for ceilings, walls, and underfloors. Easy to handle and long-lasting, it is designed for comfort and safety while supporting healthier living environments.
Premier Glasswool Insulation
Premier insulation provides effective glasswool solutions for ceilings, walls, and underfloors. Designed for New Zealand conditions, Premier offers consistent quality and reliable performance across residential and commercial applications.
Expol Underfloor Slabs
Expol rigid polystyrene underfloor insulation is designed for suspended timber floors. Available in R1.4 White and R1.8 Black, Expol slabs are moisture-resistant, durable, and provide effective protection against damp and cold. They are a practical solution for South Island homes exposed to challenging weather conditions.
Ground Moisture Barriers
A ground moisture barrier is an essential addition for ventilated subfloors. We supply and install heavy-duty black polythene sheeting to reduce rising damp, protect timber framing, and support healthier indoor air quality. This service is often required for rental properties to meet Healthy Homes Standards.
Quick Product Comparison
| Product Range | Material | Applications | Key Benefits | Example Brands |
|---|---|---|---|---|
| Glasswool Batts & Rolls | Glasswool | Ceilings, external walls, internal walls, mid floors | Thermal + acoustic performance, non-combustible, wide range | Pink Batts, Knauf Earthwool, Bradford Gold, Premier |
| Polyester Rolls & Segments | Polyester | Ceilings, walls, underfloors | Non-irritant, low dust, durable, meets NZ fire safety | Mammoth, Tempertherm |
| Rigid Slabs | Polystyrene (EPS) | Underfloors for suspended timber floors | Moisture resistant, pest resistant, durable, fire tested | Expol (R1.4 White, R1.8 Black) |
| Ground Moisture Barrier | Black polythene | Ventilated subfloor spaces | Reduces dampness, protects timber, improves air quality | Heavy-duty polythene |
Why Choose Heartland Insulation?
Get Expert Advice
Not sure which product is right for your home or project? Our team can assess your property, recommend the best solution, and provide a free, no-obligation quote.
Call: 027 445 1088
Email: sales@heartlandinsulationgroup.co.nz
Contact: Contact Us