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  1. Septic Tank Soil Treatment Systems

    https://setll.osu.edu/news/septic-tank-soil-treatment-systems

    design process based on linear loading rates and the soils infiltrative capacity. Click here to purchase ...

  2. Natural Ventilation

    https://greenhome.osu.edu/natural-ventilation

    typologies and controls different types of windows will result in different ventilation rates. External ...

  3. Roofs

    https://greenhome.osu.edu/passive-design/roofs

    a roof cool. A composite rating system known as the solar reflectance index (SRI) considers both ...

  4. Water Heating

    https://greenhome.osu.edu/energy-efficiency/water-heating

    R-Value indicates a lower heat loss from the hot water tank. First-hour rating (FHR) This is the amount of ... may demand in the morning hours, and the first-hour rating must exceed your family demand. Recovery ... rating, which can also be referenced as the coefficient of performance (COP). 26 Fuel Oil A low viscosity ...

  5. Geothermal

    https://greenhome.osu.edu/renewables/geothermal

    geothermal system types. Learn more about their rating system at Geothermal Heat Pumps Key Product Criteria ... by Energystar.gov- Energy efficiency requirements for ENERGY STAR® rated getoehrmal heat pumps.  ...

  6. Demonstrating Manure Spreader Calibration at Field Days

    https://setll.osu.edu/node/166

    estimated application rates either too high or too low. 50% of farmers surveyed estimated an application ... rate that was one-half of what was actually needed. It was showed the importance of calibrating ... a manure spreader to get the correct application rate. Click here to view the full text. ...

  7. Insulation

    https://greenhome.osu.edu/energy-efficiency/insulation

    a rate of return on the investment.   Resources   "One Year in Foam House" by Gary Freeman- ...

  8. Low-cost Treatment of Meat Processing Wastewater

    https://setll.osu.edu/events/low-cost-treatment-meat-processing-wastewater-5

    operation- Media matters- Dosing matters- Application rate matters •Construction is simple •Operation and ...

  9. Biological Treatment of Cheese-Processing Effluent with Gravel/Sand Filtration

    https://setll.osu.edu/node/145

    cheese-processing wastewater. Within 210 days, the BOD 5 had a removal rate of >99% and the COD has a removal ... rate of 85%. There were no clogging issues during the study. ...

  10. Cold Temperature Impacts on Treatment of Meat Processing Wastewater

    https://setll.osu.edu/node/131

    This study assessed the BOD 5 and ammonia removal rates of freezing bioreactors. Bench-scale ... sand/gravel and sand/textile bioreactors were exposed to 5 freezing-thaw cycles. BOD 5 removal rates were > ...

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