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Positive pressurisation uses a house pressurising fan unit to blow filtered fresh air into the dwelling. This guide is intended to help surveyors, builders and householders who are trying to reduce indoor radon levels using this method.
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Positive pressurisation uses a house pressurising fan unit to blow filtered fresh air into the dwelling. This guide is intended to help surveyors, builders and householders who are trying to reduce indoor radon levels using this method.