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Leaks in high-temperature plastic exhaust pipes, new asbestos regs coming, training architects as builders
In a tight house, kitchen and bath exhaust fans can interfere with the natural draft of chimney-vented heating equipment. An energy expert explains how power vents and combustion air supply ducts can solve the problem.
Tight construction is now standard practice, and though it makes the house more energy-efficient, it can create serious indoor air quality problems. Three energy specialists team up to explain how to test for tightness and improve ventilation.
HRVs are still a mystery to many builders. A veteran installer describes how to select and install premium ventilation systems in tightly built homes.
Heating an addition may require adding hot air ducts. But does the existing furnace have enough capacity to handle them? Here’s how to find out.
Heating ducts for ventilation
Most central air-conditioning systems, new and old, fall far short of their rated efficiency. Here’s how to install a system for top performance.
Every remodeler will eventually be asked, “Can you hook the new furnace to this old chimney?” Here’s the information you need to give the correct answer.
Ventilating heat pumps
Tying into existing utilities
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