Invelaphi Engineering - SARACCA Directory of Accredited HVAC Contractors in Gauteng Invelaphi Engineering Invelaphi Engineering Contact: Gilbert S. Ovan 27 Nansen Place, Tulisa Park Johannesburg work Work Phone: 010 745-0679work Work Email: jhb@invelaphi.comINTERNET Website: www.invelaphi.com Categories: Gauteng Members Updated 2 years ago.
