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Two iconic roofing brands coming together

Two of New Zealand’s leading roofing companies, Calder Stewart Roofing and Dimond Industries will come together under the new name of DIMOND ROOFING.

We have created the new brand to represent the best parts of two iconic roll-forming brands that have existed in New Zealand for many years. Dimond Roofing is now the largest roll-former of long run roofing material in New Zealand, with sites from Invercargill to Whangarei.

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Technical Literature

Our high performance profiles, designed specifically for New Zealand settings, are the result of years of ongoing product development.

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Code of Practice

Our high performance profiles, designed specifically for New Zealand settings, are the result of years of ongoing product development.

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