
NEWS
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ThermaDura windows and doors have been successfully tested to the latest New Zealand standard in Auckland. The windows and doors were among the largest ever tested in the laboratory and performed in the Extra High Wind Zone.
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DESIGNLINE CHALET WINDOWS AND DOORS
ThermaDura proudly introduces the New Zealand made Chalet Tilt-turn window System, a pioneering blend of traditional aesthetics with cutting-edge efficiency. Featuring a robust hardwood exterior, these windows not only maintain the timeless charm of wood but also deliver the superior energy efficiency and airtightness characteristic of all ThermaDura products.
AIRTIGHNESS
ThermaDura windows and doors have been used in the 3 best performing Passivehouses in regards to the airtightness results.
The best blower door test was achieved on a Passivehouse project in Dunedin with the result of 0.1 ach.
Factory visit
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Get in touch to visit our modern factory in Mosgiel. See our production and the quality we deliver to our customers!!​
ThermaDura prefabricates bespoke timber conservatories in our Mosgiel factory. Tilt-turn windows and lift slide doors are integrated neatly into the Siberian Larch or American Oak structure. The production of a conservatory is done by ThermaDura using quality components and European style windows and doors. The assembly on site normally takes 3-5 days and ensures a quality finish. More information
Why ThermaDura products?
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ThermaDura holds stock in Mosgiel for at least one year of full production to ensure your windows arrive on time
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ThermaDura eliminates the risks of importing in the current global situation
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ThermaDura windows achieved the 3 best blower door test results in New Zealand
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ThermaDura works with fair deposits and progress payments.
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ThermaDura has data available needed for phpp (Passive House) calculations
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No import risks (quality, quantity and timing - and no resulting extra cost)
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Spare parts readily available
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You deal with proud local window manufacturers who keep quality jobs in New Zealand.​ We are a manufacturing business, NOT a sales based business
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We do what we promise to do.








