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More stories about Ventilation

  • Make-Up Air Duct Fittings

    High-volume exhaust hoods can create negative pressure in a tightly built house, which can cause backdrafting of gas-heating appliance flues.

  • High-Tech Range Hood

    Part of Jenn-Air’s new Glass Collection, the 32-inch JXP5032WS Perimetric Hood looks more like a flat-screen TV than a kitchen ventilation appliance.

  • Unvented Roofs and Shingle Warranties

    While the IRC has approved the use of certain "hot" unvented attics, it seems that asphalt-shingle manufacturers still recommend that their shingles be installed over vented roof assemblies. Does this mean that shingle manufacturers will void their warranties if the roof deck is insulated with...

  • Quick Fix for a Noisy Circulation Fan

    Q. My client's metal fireplace is supplied by a makeup air system with a built-in circulation fan. This fan - which plugs into an accessible outlet - is triggered by a heat sensor in the fireplace. While effective, it's also very loud. To reduce the noise, I'd like to replace the fan's on/off...

  • Kitchen & Bath

    Appliances, fixtures, and finishes

  • Air-Sealing Attics In Existing Homes

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

  • Kitchen & Bath

    Tubs; kitchen ventilation

  • Trouble-Free Appliance Rough-In

    Find out which models will be used and review the installation specs before rough-in

  • Products

    Insulation; hvac; locksets

  • Roof Ventilation Update

    The construction industry's leading researcher explains why what we think is true often isn't, and how some of our best hunches, based on observation of field performance, have paid off with problem-free attic assemblies.