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Property "Has description" (as page type) with input value "A grid tied solar photovoltaic and thermal heating system was installed at a home in Arcata, CA which uses a heat recovery system to heat the home (that includes an expansion tank). Radiant floor heating was installed and heats the floor using hot water in pipes beneath the floor's surface. A solar pathfinder was used to help identify where shading may effect the solar panels efficiency." contains invalid characters or is incomplete and therefore can cause unexpected results during a query or annotation process.

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