Choosing Efficient Windows and Doors
Choosing windows and doors for your home is a
tough job.
It's something most of us do just a few times
in or life.
Nowadays it is also a hi-tech job. Clear, independent
information is vital
Generally, locally-made glazing products perform
well because they are designed for New Zealand conditions. However, pure
performance is only part of the story.
We need to consider positioning for the sun, management of
heat and cold, noise, condensation and heat factors.
That's why WERS is so valuable
Understanding the performance trade-off and cost
ramifications of different frame types and glass and glazing options makes make
an informed decision which will best suit the specific circumstances.
WERS is the Window Efficiency Rating System.
The next page discusses how
WERS works.