May 1991 Table of Contents

Flat Roof Repair Guide

Diagnosing and fixing roof leaks takes detective work and knowledge of a wide range of materials. A roofing authority shares his experience. Read more

Framing Tower Roofs

A production roof cutter and custom builder describes an easy method to frame a conical tower roof. Read more

Panic Bar Primer

Today’s panic bars are relatively easy to install, and can give residential contractors a foot in the door when it comes to commercial work. Read more

The Perils of Design/Build

Contractors who market their design services face hurdles in many stages. Here’s a rundown of the legal and insurance obstacles you’re likely to encounter. Read more

Shopping for Custom Trusses

Trusses are no longer just for simple roofs and big-volume builders. A manufacturer explains their new versatility and economy. Read more

Simple Ventilation for Tight Houses

Air-to-hear exchangers aren’t the only way to ventilate tight houses. A designer of low-energy homes looks at three less expensive options. Read more

Q & A
Q&A: Shingling Over Tar and Gravel

Q: I would like to replace a tar and gravel roof with asphalt shingles. What is the best way to strip off the old roof? Or can I avoid stripping the roof and sheath over the tar and gravel? Read more

Q&A: How Soon Can Forms Be Stripped

Q: How soon can concrete forms be stripped from a foundation wall? Can we build on them as soon as they’re stripped? Read more

Q&A: Design Values For Site-Made Beams

Q: How do you calculate the load-carrying capacity of plywood strips in a site-laminated plywood and lumber header or beam? Read more

For What It's Worth

"The Journal's pick of curious, interesting, and useful products" Read more

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