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  1. Energy Audit

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

    air pressure difference between the inside and outside to determine the air infiltration rate of the ... home. If the test shows large air infiltration rates, the professional will then will use a smoke pen to ...

  2. Heating, Ventilation, and Air Conditioning (HVAC)

    https://greenhome.osu.edu/energy-efficiency/heating-ventilation-and-air-conditioning

    efficiency ratings, types of heating fuels, and types of cooling systems HVAC System Components A typical ... new heating and cooling equipment, you must first understand the energy efficiency ratings, the ... type of system. Energy Efficiency Ratings Systems There are several efficiency ratings available to ...

  3. 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 ...

  4. Natural Ventilation

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

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

  5. Roofs

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

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

  6. Barry Ward

    https://agnr.osu.edu/people/barry-ward

    enterprise budgeting, crop input outlook, machinery economics and custom farm rates. Director, OSU Income Tax ...

  7. 2018 OSU Weed Science Field Research Yield Results

    https://herbselector.osu.edu/node/184/2018-osu-weed-science-field-research-yield-results

    Treatmeants 14 18LLDEMO Liberty Link Control Systems and Increased Liberty Rates 20   Corn Trials 18FALLCORN ...

  8. Calibrate Your Sprayer to Save Money on Pesticides

    https://agnr.osu.edu/news/calibrate-your-sprayer-save-money-pesticides

    fields to spray for pests. Sprayers should be calibrated to determine the actual rate at which they are ... people think they are,” Ozkan said. As a sprayer’s nozzles wear out, the rate of flow through them ... object. Then, fill the sprayer with water, turn the pump on and check the flow rate of each nozzle, at the ...

  9. 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 ...

  10. 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.  ...

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