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More stories about OKLAHOMA

  • Ground-Source Heat Pumps

    Capturing the earth’s energy with underground heat-exchange loops can cut heating and cooling costs — if it’s done right. An hvac contractor tells what he’s learned from 15 years of installing geothermal heat pumps.

  • Q&A: Is Rusty Rebar OK?

    Q: All of the foundation specs we build on require rebar to be free of rust and mill scale. For years this hasn’t been an issue, until recently when a project manager called us on it. All we can think to do is wire brush the entire lot of rebar. Is this really necessary?

  • Focus on Energy: Choosing a High-Performance Sealant

    Choosing a sealant

  • Focus on Energy: Tighten Up With Air Sealing

    Air sealing checklist

  • Q&A: Painting Asphalt Shingles

    Q: Our clients are unhappy with the color of their roof now that the house has been painted. The asphalt shingles are less than two years old and are in very good condition. Is there any way to change the color of the shingles without replacing them?

  • Q&A: Painting Asphalt Shingles

    Q: Our clients are unhappy with the color of their roof now that the house has been painted. The asphalt shingles are less than 2 years old and are in very good condition. Is there any way to change the color of the shingles without replacing them?

  • Up-Flush Basement Baths

    The old rule that sewage runs downhill does not apply here. A plumbing contractor tells how to handle drainage when adding a basement bath.

  • Toolbox: Fast Hit Fastening Tools

  • For What It's Worth

  • Tapping the Earth for Cheap Heat

    The stable temperature of the earth makes ground-coupled heat pumps a viable choice for cold climates. Here’s a look at cost-effective approaches.