Therefore, if you have an 800 square foot garage you actually need 8 square of shingles. Typically asphalt shingles are the least expensive to install at about $130 per square whereas a metal roof will have a longer warranty but will cost anywhere between $300 and $1,000 per square.
Blood transfusions are usually done in a hospital, an outpatient clinic or a doctor's office. A blood transfusion typically takes one to four hours, depending on which parts of the blood you receive and how much blood you need. You're usually seated or lying down for the procedure.
Rating Newest Oldest. Best Answer: In the blood bank they normally seperate the blood according to Group & Cloatting time as it varies from person to person. Generally those blood kept stored under minus 4 deg cel can stay for a period of 90 days for transfusion provided the temperature is maintained all the time. Before transfusion the stored blood with its pack will be left in closed conainer having salt water to return to normal liqiud stage.