Learn more. In 1984, Nelson & Small Inc. of Portland began distributing a direct-vent heater from Japan. It sipped kerosene, when most heating systems guzzled oil. By the mid-1990s, Maine had ...

Tony Spear said it can be risky to use kerosene space heaters, “The hazards with them ... Massachusetts law and included that “properly vented fuel burners with separate supply tanks are ...

Most states have banned unvented kerosene heaters for use in ... that mobile homes require specially designed heating equipment. Only electric or vented fuel-fired heaters should be used.

Consider purchasing a vented space heater when replacing an unvented one. • Use proper fuel in kerosene space heaters. • Install and use an exhaust fan vented to outdoors over gas stoves.

This is about the syndicated column, “Kerosene heaters messy, unsafe” (Sunday Telegram, Jan. 13). The author, Henri De Marne, wrote, “The only safe way to use them is if a window nearby is ...