158:28 Sale or Installation of Heaters. –
I. For the purposes of this section, "unvented space heater" means any heating appliance, either wick, wickless, or pot burner type, which uses oil, gas, or kerosene for fuel, is either stationary or portable, and the products of combustion of which are not directly conducted to the outside of the building via a chimney connector pipe.
II. No person shall sell, offer for sale, install, or operate an unvented space heater that does not comply with the standards established pursuant to this section. Nothing in this section shall prevent the sale, installation, or use of:
(a) Flameless catalyst type heaters; or
(b) Unvented space heaters used as antiques or curios, provided they are rendered inoperative.
III. The commissioner of safety shall adopt rules, pursuant to RSA 541-A, relative to:
(a) Approval, installation, and operation of unvented space heaters.
(b) Safekeeping, safe storage, and safe handling of any fuel recommended by the manufacturer of any approved unvented space heater for use in such space heater.
IV. The state fire marshal may test or cause to be tested, at the expense of the manufacturer, any type or brand of unvented space heater proposed for sale or distribution in this state to ensure that such heater meets the standards established pursuant to this section.
V. Any person who violates this section or any rule adopted pursuant to this section shall be guilty of a violation if a natural person, or guilty of a misdemeanor if any other person.