Heating Solutions for Outdoor Gaming Areas supplied by Celmec Celmec International Celmec International has worked with a number of venues to provide heating solutions for their outdoor gaming areas. Celmec offers a wide range of outdoor heaters, suitable for use in a range of applications. Celmec’s range of outdoor heating solutions includes: Wall mount gas heaters Tube radiant gas heaters Electric radiant panels High intensity infra red electric heaters Potable LPG heaters Heated and Lit Commercial Umbrellas