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![]() Exposed combustible mantels or trim is permitted to be placed directly on the masonry fireplace front surrounding the fireplace opening providing such combustible materials are not placed within 6 inches (152 mm) of a fireplace opening.Exposed combustible trim and the edges of sheathing materials such as wood siding, flooring and gypsum board shall be permitted to abut the masonry fireplace sidewalls and hearth extension in accordance with Figure 1001.11, provided such combustible trim or sheathing is not less than 12 inches (305 mm) from the inside surface of the nearest firebox lining.Where masonry fireplaces are part of masonry or concrete walls, combustible materials shall not be in contact with the masonry or concrete walls less than 12 inches (306 mm) from the inside surface of the nearest firebox lining.Masonry fireplaces listed and labeled for use in contact with combustibles in accordance with UL 127 and installed in accordance with the manufacturer's instructions are permitted to have combustible material in contact with their exterior surfaces.IREC will update the database to keep pace with those changes as they become available. For additional information, resource links to state-specific websites and documents are included. Today, only 14 states have established specific solar license classifications, usually sub-classifications of electrical or plumbing licenses, and often specifically defined to limit the scope of work to direct solar installations and maintenance tasks. “In the database, licensing requirements for installing photovoltaic and solar thermal systems are documented for each state. ![]() The Interstate Renewable Energy Council’s Solar Licensing Database has done exactly that. We hoped someone would create a one-stop database of state license requirements. We have always tried to stay current on this information by communicating with state licensing boards and surveying past students, but it can get overwhelming at times. There are always a few hoops to jump through, but it’s not always clear what those hoops are. This is the most common question we hear from the experienced professionals who take HeatSpring solar design and installation courses. “What do I need to do to become a licensed solar installer?” ![]()
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