Richard Trethewey

Richard Trethewey's Posts

Builder's Library: Guide to Hydronics

Definitive textbook on hot-water heating Read more

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Heating System Tuneups

Most furnaces and boilers more than five years old can benefit from modifications that will improve performance. A seasoned hvac contractor explains which upgrades will be most cost-effective for gas- and oil-fired systems. Read more

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Up-Flush Basement Baths

The old rule that sewage runs downhill does not apply here. A plumbing contractor tells how to handle drainage when adding a basement bath. Read more

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JLC Field Guide
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