These requirements apply to fireplace accessories that are intended only for field installation into or attachment to existing masonry fireplaces. Fireplace accessories include items such as heat exchangers@ glass door assemblies@ and the like. For the purpose of these requirements@ fireplace accessories do not include fireplace inserts or devices that incorporate a closed fire chamber. Fireplace accessories as covered by these requirements are intended for installation in accordance with the Standard for Chimneys@ Fireplaces@ Vents and Solid Fuel Burning Appliances@ NFPA 211@ and in accordance with codes such as the International Building Code@ International Mechanical Code@ and related mechanical codes. A fireplace accessory@ as covered by these requirements@ is intended for use with solid wood fuel@ as specified by the manufacturer. These accessories may include: a) Field-installed cord-connected or fixed blower assemblies@ and b) Other field-installed electrical accessories rated at 250 volts or less to be employed in ordinary locations in accordance with the National Electrical Code@ NFPA 70.
907-2010由UL - UL 发布于 2010-02-08,并于 2014-06-17 实施。
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