Are you a subscriber but don’t have an online account?

Register for full online access.


More stories about Testing

  • Toolbox: New Cordless Saws

    Better cordless saws

  • Are Your Houses Too Tight?

    Tight construction is now standard practice, and though it makes the house more energy-efficient, it can create serious indoor air quality problems. Three energy specialists team up to explain how to test for tightness and improve ventilation.

  • Protecting Wood Roofs From Fire

    A wood products expert examines the effectiveness of fire-retardant treatments for both new and existing wood roofing.

  • Letters

    Drug testing defended, home inspector questions the profession’s standards

  • Toolbox: Latest Trends in Circular Saws

    Improved sidewinder saw from Porter-Cable is lighter, intelligently designed

  • Focus On Energy: Blower Door Basics

    Testing for tightness with blower doors

  • Soil Compaction Basics

    A soils engineer explains the tests and techniques used to achieve good compaction every time.

  • Lead Paint Update

    With lead poisoning stories in the news, and state and federal regs swelling, remodelers are nervous. JLC proposes a commonsense approach to safeguard workers and clients, and avoid liability.

  • Stucco Patches

    A stucco specialist tells what it takes to make a repair that’s both durable and well-hidden.

  • Choosing an Asphalt Shingle: Organic vs. Fiberglass

    You can still reliably judge organic shingles by their weight. But fiberglass shingles are another story. Responding to problems in the field, the fiberglass shingle industry is conducting research and developing new standards for its products.