...space heaters. Precautions need to be considered and heaters should be used only if they are approved by Underwriters Laboratories, Inc., said Hale. UL is an independent product safety certification organization. Space heaters need plenty...

...homerelectric.com. Hibberd also conducts research for the installation and makes sure the product has an Underwriters Laboratories Inc. listing. "We try to make sure everybody is operating in a safe mode," he said. Hibberd also goes to...

...homerelectric.com. Hibberd also conducts research for the installation and makes sure the products has an Underwriters Laboratories Inc. listing. "That way I know all the safety precautions ... have all been straightened out," he said...