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Van Isle windows and patio doors have been tested by independent
testing facilities and far exceed CSA requirements.
Although we are constantly upgrading and improving our manufacturing
methods and machinery, we still rely heavy on the 'human factor',
our skilled production crew, to ensure that the quality and appearance
of the product is up to an acceptable standard. And we set high
standards for ourselves.
To improve the performance of our windows, we use Duraseal "warm
edge" technology in our glazing units for better results in
energy savings and reduced condensation.
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