| Heating & air conditioning contractors Heating & air conditioning contractorsNJR Installations are Industrial Ventilation Contractors and have been serving the Industrial Heating & Ventilation Industry since 1970. We specialise in Commercial Ventilation Installations, Ventilation Installers and Industrial Heating Installations in Industrial Heating Installations Midlands, Commercial Ventilation Installations, Ventilation Installers, Industrial Heating Midlands, Industrial Ventila.. |