August 1990 Table of Contents

Features
Detail: Fat-Wall Windows

Extra-thick, superinsulated walls complicate window details. Here’s one solution that’s easy to build and appeals to customers. Read more

Guide to High Performance Hydronics

New boilers use condensing technology, boiler purging, and power venting to boost performance. A heating engineer describes how to choose the right features for your project. Read more

Home-Run Holds Promise

Plastic water-supply piping promises ease and economy, but it has been plagued by leaks and lawsuits. Now better materials and instructions offer new hope. We examine the problems and prognosis. Read more

Interview: Teaming up with Distributors

Remodeler Jack Tenhulzen explains how referrals from product distributors close at a high rate and can help your remodeling business grow. Read more

PB's Troubled Past

"The industry blames plastic plumbing’s early failures on poor installation, but some experts question the material itself" Read more

Sizing Heating Systems

An energy consultant shows how to do simple step-by-step heat-loss calculations to size heating systems and evaluate energy improvements. Read more

Special Report: Plastic Plumbing: Home Run Holds Promise

Plastic water-supply piping promises ease and economy, but it has been plagued by leaks and lawsuits. Now better materials and instructions offer new hope. We examine the problems and prognosis. Read more

Ten Tough Energy Questions

Puzzled by conflicting energy advice? We asked our panel experts to help out by summarizing the latest thinking on a number of thorny issues. Read more

Letters
Reviews
Builder's Library

Controlling Moisture: A Primer Read more

Products
For What It's Worth

Airtight Electrical Boxes Read more

JLC Field Guide
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