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Domestic Hot Water

  • Q&A: Housewrap in Hot, Humid Climates

    Q. I'm in discussions with an architect regarding the pros and cons of using Grace Ice and Water Shield or a similar membrane material as a housewrap. These materials are more expensive than Tyvek or 15# felt but can't be beat when it comes to the wind-driven rain we get here in the Florida...

     
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    Venting Gas Appliances

    Supply plenty of combustion air, keep the flue warm and dry, and don't restrict the flow of exhaust in the flue.

     
  • Q&A: Electric Radiant Heat for a Small Space

    Q. I'm considering using electric radiant heating panels in the ceiling of a small superinsulated apartment, but I hear a lot of bias against electric heat. Can it be cost effective in this case?

     
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    Focus On Energy: Shedding Light on Radiant Heat

    Shedding light on radiant heat

     
  • Q&A: Shower Pipe Knocking

    Q. I am having a problem with a shower valve in a bathroom remodeling project. When you turn the water all the way to hot and then back off to around the middle of the temperature range, you get a pulsating water flow from the shower head and severe, loud knocking from the shower pipes in the wall...

     
  • Indirect-Fired Water Heaters

    In homes heated with a boiler, an indirect-fired tank can provide domestic hot water reliably and efficiently. A pair of industry experts explain what to look for.

     
  • Q&A: Excavating in Frozen Ground

    Q. What’s the most cost-effective way to thaw a site for excavation? We are building a 16x24-foot addition with a crawlspace underneath, and the frost is already 12 inches deep.

     
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    Q&A: What’s the Dewpoint?

    Q: When people refer to the dewpoint in a wall assembly, are they talking about a location or a temperature? How is the dewpoint calculated?

     
  • Q&A: Fuel Cost Comparison

    Q: A customer asked me how to compare the cost of different heating fuels (natural gas, propane, oil, and electricity). Can you provide a chart with this information?

     
  • Backfill: One More Reason to Quit Smoking

    Beware gas buildup in water heaters

     
 
 
 
 
JLC Field Guide to Decking