WE, at Gas Mark, have been serving the Upper Highway area for nearly four years and thank all of our loyal customers for their support over the years. We pride ourselves on professional, efficient and friendly service. Our delivery service is always on scratch as we deliver on the same day. We offer sales, service, repairs and installations of gas appliances with a “Certificate of Conformity” with every installation. We strive to be a forceful player in the area and look forward to a long and happy relationship with our existing and potential customers. — Supplied.