Air Entrainment

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Makita BVR450 and BVR850 Vibrators

Bug holes and honeycombing in your concrete work compromise strength and can lead... More

Makita BVR450 and BVR850 Vibrators

Bug holes and honeycombing in your concrete work compromise strength and can lead... More

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Innovative Products 2008

Our annual pick of products designed to help you work smarter, faster, and better. More

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Products

Patio doors; heating & cooling More

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Air-Sealing Attics In Existing Homes

For best results, locate the heat loss with a blower door and an infrared camera. More

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Sealing Around a Chimney

Q: Code requires that there be a 2-inch-minimum clearance between a chimney and... More

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Letters From the Editor

From the editor; permeance of foam in unvented attics; electrical red flag; immigration More

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Letters

Unnecessary roof venting; dangers of thin plywood paneling; no freebies; more More

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Products

Landscaping; energy conservation More

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Does Drenched Insulation Dry Out

Q: A winter's worth of rain fell on a large hillside home we're building before we could complete the roof. Though we tarped the project, rainwater seeped through the first-floor decking and into the floor framing of a basement wine cellar. I suspect that More

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