The final step is to find the coverage ratio of your paint and calculate the number of gallons needed to cover the total square footage.
Gallons of paint per room.
To estimate how much paint your project requires determine the measurements of the room you plan to paint and round it to the nearest foot.
The cost to paint an average size room 10x12 ranges from 200 to 800.
Use this to adjust the values in the paint coverage section below.
The coverage amount is listed on the label of the paint can.
Paint usually is applied at 350 to 400 square feet per gallon primer at 200 to 300 square feet per gallon.
Find the area of the walls.
The coverage amount is listed on the label of the paint can.
Easily calculate how much paint you ll need to complete your next job or project with sherwin williams paint calculator.
Use this to adjust the values in the paint coverage section below.
They find the area with a few simple steps.
Windows and doors.
To ensure you will have enough paint do not worry about excluding areas not to be painted such as windows and doors.
Divide this figure by the paint coverage 350 square feet per gallon and the result is the number of gallons to purchase.
On the right hand side of the calculator you can select how many windows and or doors are in the room.
Interior paint coverage depends on the brand of paint used.
Cost to paint a room.
Select the shape of your room.
One gallon can of paint will cover up to 400 square feet which is enough to cover a small room like a bathroom.
Diy this can cost between 100 to 300.
474 350 1 4 for this example you want to buy 1 gallon and 2 quarts of paint for a single coat.
This is the most common amount needed especially when considering second coat coverage.
Paint usually is applied at 350 to 400 square feet per gallon primer at 200 to 300 square feet per gallon.
These calculations assume 2 coats of paint and do not include the ceiling.
Most professionals use the formula of 350 to 400 square feet of wall coverage per gallon of paint and 200 square feet of wall coverage per gallon of primer.
These calculations are not intended to give more than a rough estimate.
Precise paint needs will vary according to many factors including application method.
Two gallon cans of paint cover up to 800 square feet which is enough to cover an average size room.
When estimating the cost painters start by finding the coverage area which tells them how many gallons they ll need.
The estimate divides the total square footage by 350 as one gallon of paint covers 350 square feet.
If more than one room is being painted with the same color add up the total square footage.