Unmatched Thermal insulation

Why uPVC? Superior Thermal Performance

Save costs when building a new home and enjoy the benefits of superior thermal insulation.

Superior

Experience the Benefits of uPVC Joinery

uPVC joinery offers exceptional thermal ratings, surpassing those of aluminum joinery. With its superior insulation properties, uPVC windows and doors help to create a more comfortable and energy-efficient living environment.

  • Energy-efficient solutions for your home or building projects
  • Enhance thermal performance with uPVC joinery
  • Enjoy the benefits of uPVC’s superior insulation properties
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Unmatched Thermal insulation

The Most Economical Way to Achieve H1 Compliance

uPVC joinery has superior thermal efficiency compared with thermally-broken aluminium, for a similar price. This increased efficiency reduces other costs that would otherwise be needed for H1 compliance, which can save thousands when building a new home.

R-Value 0.74*

or better thermal rating (*average)

48% Better

R-Value than thermally-broken aluminium joinery

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Energy Efficient
38% more energy efficient*
Lower Lifetime Cost
Reduced heating and cooling costs
Better Air Quality
Reduced condensation, drier air
Durable
Tested to exceed NZS4211 Window Performance standards
Sustainability
Made from recyclable materials
Secure
Structurally reinforced with galvanised steel
Quieter
Tested to reduce surrounding sounds by 38dB
No Condensation
Wake up to dry windows

Energy Efficient and Durable

uPVC joinery offers exceptional energy efficiency, helping to reduce heating and cooling costs. It is also highly durable, withstanding harsh weather conditions and maintaining its quality over time.

Low Maintenance Solution

With uPVC joinery, homeowners can enjoy a low maintenance solution. uPVC windows and doors require minimal upkeep, saving time and effort in cleaning and maintenance tasks.
Care & Maintenance

Recycling

Recycling The uPVC used in Stärke Ambiance™ Inline Window Systems consists of up to 55% recycled content – this is the inner section of coloured profile. uPVC is 100% recyclable at end of life.

Window R Value Performance Guide

The following R Value Performance Guide shows just how great the performance gap is between thermally broken aluminium and uPVC window frames – irrespective of the glazing specification.

With Lightbridge or Performatech double glazed glass, thermally broken aluminium frames have a rating of R0.46 where as our uPVC frames achieve R0.74, which is 48% better performance.

Energy-Efficient

The Perfect Choice for Building Passive Houses

Discover why uPVC is the ideal material for building passive houses. With its exceptional thermal ratings, uPVC joinery offers superior energy efficiency compared to traditional aluminium joinery. Our product suite includes a wide range of windows, sliding doors, and entrance doors, all designed to meet the specific needs of passive house construction.

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Quality

Craftsmanship and Durability for uPVC Windows and Doors

At our manufacturing facility in Auckland, we follow a meticulous process to create uPVC windows and doors that meet the highest quality standards. Our team of skilled craftsmen ensures every product is built to last.

Superior Thermal Performance for Energy Efficiency

Our uPVC windows and doors are designed to provide excellent thermal insulation, helping you save on energy costs while keeping your home comfortable.

Customizable Designs to Suit Your Style

With a wide range of styles and finishes available, you can find the perfect uPVC windows and doors to complement your home's aesthetic.

Low Maintenance for Hassle-Free Living

Our uPVC windows and doors are easy to clean and require minimal upkeep, allowing you to enjoy a low-maintenance lifestyle.

Experience our range or get a quote

Come and see our uPVC windows and doors for yourself at our Experience Centre. Experience what they look and feel like, as you plan your next project.