Briton Refrigerant Gas Dealers in Dubai. Briton is a leading international group in the refrigerants Gases R134a, R404a, R407c, R410a, R22, R141b and specialty AC Refrigerant gases business and in environmental technologies and services. The Briton Refrigerants group has an established tradition of research, combining experience with continuous innovation and developing advanced solutions and technologies for the industry. Briton R134a Car AC Gas Dealers & Suppliers in Dubai.