All of the above calculations have been done for two coats of paint.
Roof paint coverage per litre.
Wall paint required litres.
The same applies on the ground.
Please note that results are based on smooth walls you will need to add 20 more for painting porous rough or previously unpainted walls.
Paint usually is applied at 350 to 400 square feet per gallon primer at 200 to 300 square feet per gallon.
Driveways that are in better condition will absorb less.
Coverage is provided as a range to accommodate variations in surface porosity.
To get a rough idea of how much paint you will approximately need when you only have house plans to work from use the following calculations look for the statement of area on the house plans e g.
10 litres of sealer for ceilings 5 litres of 2 coats for ceilings.
This will give you the total litres of paint you need for your project.
Use this to adjust the values in the paint coverage section below.
When you use higher quality paint you ll notice that you ll use less paint to get a great result.
Less paint equals a better environment and a beautiful finish for you.
To estimate paint litres from house plans.
On the roof smoother surfaces like metal will achieve better coverage rates and require less product.
The spreadsheet of these products would vary due to factors including but not limited to surface temperature surface type seasons application and colour.
Don t forget the type of paint will make a difference and so will the manufacturer.
The coverage amount is listed on the label of the paint can.
B old work one coat 0 75 litre per 10 sqm.
Interior paint coverage depends on the brand of paint used.
As a general guide one litre of dulux wall dulux trim or dulux ceiling paint covers approximately 16m 2 while one litre of dulux primer will cover approximately 14m 2.
An extra coat may be needed to cover entirely.
Paint calculator roof halodeshnees 2020 02 25t10 42 19 02 00 welcome to our custom built paint calculator.
Whether you re painting a wall or a roof we ve made it so much easier for you to calculate how much paint you will be needing.
When we talk of paint it is enamel paint and the coverage per litre of paint is as under a new work two coats 1 25 litre per 10 sqm or 8 sqm or 86 sqft of coverage per litre.
Results shown are for two coats.