Walter suggested using plastic at least four, preferably six, mil. thick. Do the same around the perimeter of the crawlspace, allowing six inches of plastic to extend against the foundation wall. You can buy sheet plastic in compact rolls at discount stores, hardware stores and lumber yards. Back to Top 3. The ideal hot water temperature in a home is 120 degrees.
Higher temperatures can easily scald.
Many dishwashers have auxiliary electric heaters that warm the water if it is not hot enough for dishwashing purposes. If you have an electric water heater, it is more economical to use the dishwasher's auxiliary heater and lower water temperature in your water heater to 120 degrees. Back to Top 4. I've heard a little about using compressed natural gas as an alternative fuel in vehicles. The Department of Energy estimates that by using existing pipelines, the United States could potentially supply enough natural gas to displace close to one million barrels of gasoline and diesel a day.