A gallon of paint one coat will cover about 300 square feet; if surface is very smooth about 400 sq ft,and if very rough maybe 150-200 sq feet
If your drum is a 55 gallon drum and your paint can cover 400 square feet per gallon then you may cover (one coat only) a square almost 150 by 150 feet.
He covered 115 square feet per gallon. - Way below the average, which is about 280 sf per gallon.
You can calculate the amount of paint needed by finding the square footage of the room to be painted. Each manufacturer has a recommendation as to how many square feet a gallon of paint will cover. Make sure to calculate for primer if needed and or a second coat of finish.
1"
2.81 gallons for every 1/100 of an inch thick. Most paints are applied at 4 mils wet, so they usually cover about 400 square foot per gallon. So you'd need about a gallon and a quart to cover 450 square feet.
If your drum is a 55 gallon drum and your paint can cover 400 square feet per gallon then you may cover (one coat only) a square almost 150 by 150 feet.
He covered 115 square feet per gallon. - Way below the average, which is about 280 sf per gallon.
For many paints, one gallon will cover 400 square feet. However, the quality of the paint can affect how much it will cover.
An average gallon of latex house paint will cover 280 square feet
You can calculate the amount of paint needed by finding the square footage of the room to be painted. Each manufacturer has a recommendation as to how many square feet a gallon of paint will cover. Make sure to calculate for primer if needed and or a second coat of finish.
1"
2.81 gallons for every 1/100 of an inch thick. Most paints are applied at 4 mils wet, so they usually cover about 400 square foot per gallon. So you'd need about a gallon and a quart to cover 450 square feet.
potato
About 250 sq. ft.
21
600 sq ft
How many square feet does a gallon of the adhesive cover? RTFM, noob.