Insulation

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Stone Wool Insulation

Previously sized for metal studs, the AFB (acoustical fire batt) line from... More

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Common Code Mistakes

Code expert Glenn Mathewson highlights the construction practices that are most... More

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Managing Solar Gain

In the north, the sun can offer free heat; in southern climates, the sun's heat is... More

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Practical Air-Sealing

Here's how to reliably reach 3 ACH50, the energy code requirement for zones 3... More

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Dense-Packing Unvented Roofs

A weatherization expert explains how to successfully insulate an unvented roof... More

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Four Keys to a High-Performance Building Envelope

Here's an in-depth look at the four control layers—for water, air, vapor, and... More

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What's New in House Wraps?

Matt Risinger explains how new WRB offerings from Dorken Delta address concerns about vapor permeability and UV resistance. More

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Insulating Parapets and Balconies

New York City’s stricter 2020 building energy code now requires continuous... More

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Crawlspaces: Either In or Out

Crawlspaces should be either inside the house or outside the house … not in between. More

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Prepping an Old Bathroom Floor For New Tile

How two Maine builders remediated sagging floor joists in a century-old structure... More

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