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Video: Guide to weathertight invasive testing

This video shows what your weathertight assessor will look for and test in your leaky home. 

Investigation and assessment of your home also has details about invasive testing.

This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people: