Ductwork

JLC Field Guide: Ductwork

Leaky ducts waste energy and can create room-to-room pressure imbalances that cause comfort problems, higher energy costs and even moisture problems within the building assembly.

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Making the Case for Zero-Leak Ducts

Mike MacFarland outlines the benefits of leak-free ducts. More

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Ductwork That Works

Air distribution is the weak link in many heating and cooling systems. Good... More

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Pressure-Testing Ductwork

Everyone talks about the importance of sealed ductwork, but the only way to be... More

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Ductwork and Combustion Vents: Dangerous Interactions

A home performance contractor and energy auditor investigates trouble in the... More

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Choosing a Whole-House Ventilation Strategy

Part 2 of Allison Bailes series on current ventilation standards and how best to... More

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Heat Pumps, Heat Pumps, and More Heat Pumps

Heat pumps were the hot topic at last week’s Building Energy 14 conference, hosted... More

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Ductwork Instruction

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Duct Sizing
Tags: HVAC, Ductwork
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Commissioning a Ventilation System

Commissioning is not a word we hear much in residential construction, but it's a... More

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Panned Bays

Is it OK to use a joist bay for a return-air plenum in an HVAC system? More

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Installing an ERV in a Two-Family Passive House

JLC’s Coastal Connection goes on site in Boston, Mass., where Placetailor is... More

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Rookie Builder Mistakes - Part 2 - HVAC

Let’s start with some obvious mistakes that aren’t even visible to most builders... More

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