Principal HVAC are at the leading edge of Heating, Ventilation & Air conditioning systems for commercial and residential property. Our expertise has resulted in us being the chosen contractor for some of the UK and Ireland's most prestigious developments from luxury hotels to hospitals and schools. We also offer a comprehensive servicing team who can ensure that existing systems are efficient and effective. We are unique in having a team of four CAD designers working alongside our estimators, who work together to ensure that the quotes we submit have the absolute best combination of optimal installation, performance and value for money. Contact us on +44 (0) 28 8775 0111