Suffolk's Leading Gas Safe Registered LPG and Natural Gas Company. Boiler service and repairs for both LPG and Natural Gas. New boiler installations that comply with Boiler Plus Regulations. Gas safety inspections for mobile homes and boats. Landlord's gas safety Inspections and much more. Vaillant advance registered boiler installer. We cover all of Suffolk and some areas in Essex. All installations, repairs and service come with a Gas Safe Certificate on completion of the work. If you need a new LPG boiler, service or repair, we can help. Whatever your needs may be. Contact us first for a chat on 01473 806 100 or use our contact page. We offer a fast and friendly service. Duval Heating Gas Safe Registered, LPG and Natural Gas LPG Gas engineer Heating contractor Gas installation service Plumber Boiler supplier LPG Boiler Engineer.