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More stories about Insulation

  • Proposal to Require Hot Water Pipe Insulation

    To curtail wasted water and energy, the NRDC and the UA propose that all hot water piping systems in new buildings be insulated, such as those serving lavatories, showers, dishwashers, and kitchen sinks.

  • Buried and Encapsulated Ducts

    Encapsulating ducts with at least 1 1/2 inches of closed-cell spray foam substantially improves HVAC performance in all U.S. climate zones. Burying the encapsulated ducts in loose-fill attic insulation improves performance even more.

  • Building Above-Code Walls - Belfast, Maine, Cohousing Units

    Four design/build teams solve the puzzle of high-performance wall construction—in four different ways.

  • Building Above-Code Walls - Maine Single-Family Home

    The wall system shown here is an improved version of the system I used for the house I built in Knox, Maine, in 2011.

  • Building Above-Code Walls - "Avalon" a Connecticut Farmhouse

    Our wall example is part of a zero-energy single-family house built for the tenant farmer of an organic farm in rural Connecticut.

  • Building Above-Code Walls - Norwich, Vermont Single-Family Home

    Our challenge was to realize the owners distinctive artistic vision for their home, along with their very ambitious energy-efficiency goals, while also working within the hard limits of the budget.

  • Building Above-Code Walls

    Four design/build teams solve the puzzle of high-performance wall construction—in four different ways.

  • Building Better Eaves

    Roof overhangs can be finished in a number of materials and constructed in a wide variety of different ways. Here's what you need to know to construct eaves that will survive the test of time.

  • Thermal Imaging With a Blower Door

    Though it's impossible to seal every hole in an existing building to prevent air leaks, here's a procedure you can use to identify the worst leaks in order to tighten the home as cost-effectively as possible.

  • Siding Guide

    LineBacker Siding Insulation provides a thermal break and its parallel ridges serve as guides for the installation of horizontal siding planks.