Heating System
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Air-to-Water Heat Pump Retrofit
A mechanical engineer shares lessons learned after replacing his propane boiler with an air-to-water heat pump to heat his home
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In-Floor Radiant Cooling
Already committed to radiant floor heating, a homeowner wonders whether the same system also can cool the house
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HVAC for a ‘Pretty Good House’
Planning a well-insulated but not over-the-top retirement home in Oregon, a homeowner looks for the best heating and cooling plan
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How to Choose the Right Mechanical System
There's no one system that works for all projects, so how do you choose?