Trianco Activair Pro heat pumps achieve Quiet Mark certificationTrianco has announced that its new Activair Pro air source heat pump range has been awarded Quiet Mark certification, recognising the low-noise performance of its 6 kW, 12 kW and 17 kW models. Issued by Quiet Mark, the independent certification programme associated with the UK Noise Abatement Society, the accreditation highlights products that reduce noise ...The post Trianco Activair Pro heat pumps achieve Quiet Mark certification appeared first on Professional Electrician.