Enter paint coverage information.
Roof paint coverage per litre.
M per litre 3.
Use this to adjust the values in the paint coverage section below.
Interior paint coverage depends on the brand of paint used.
Wall paint required litres.
To estimate paint litres from house plans.
The same applies on the ground.
On the roof smoother surfaces like metal will achieve better coverage rates and require less product.
This will generally leave you with some to spare but it s always handy as you may need it in future.
All of the above calculations have been done for two coats of paint.
Dulux paint calculator is provided as a guide only.
Ceiling paint required litres.
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.
Paint calculator roof halodeshnees 2020 02 25t10 42 19 02 00 welcome to our custom built paint calculator.
Results shown are for two coats.
The coverage amount is listed on the label of the paint can.
Please note that results are based on smooth walls you will need to add 20 more for painting porous rough or previously unpainted walls.
These calculations are based on a two coat coverage for top coats with a spread rate of 16 square metres per litre and one coat coverage for preparation products with a spread rate of 12 square metres per litre.
The spreadsheet of these products would vary due to factors including but not limited to surface temperature surface type seasons application and colour.
Driveways that are in better condition will absorb less.
Coverage is provided as a range to accommodate variations in surface porosity.
Paint usually is applied at 350 to 400 square feet per gallon primer at 200 to 300 square feet per gallon.
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.
An extra coat may be needed to cover entirely.