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Buying too much paint will cost you money. Too little will cost you time. Fortunately, our handy Paint Calculator will show you precisely how much paint your next project needs. Simply answer a few questions, and we’ll begin.
How much paint do I need?
Taking on a painting project can be overwhelming, we get it!
British Paints is here to make your life easier… well, as much as we can! Fill out the below prompts in order to determine what amount of litres you will need and what product is best suited to your painting project.
Select Interior or Exterior
Is your painting project for interior or exterior areas?
INTERIOR
EXTERIOR
Select Your Area
We assume 4 walls and no ceilings with a room height of 2.4 metres
Measure Each Area
A small room has 2 windows, 1 door and can fit 1 couch and 1 TV unit
Add another room
Add another area
Total area 0 m2
Measure Exclusion Areas
The dimensions for the exclusion area need to be smaller than the painted area.
Add another exclusion
Total exclusion area 0 m2
You're all set, do you wish to add another area?
You have finished filling in details to capture room(s), which is one area. To add additional areas, please select "Yes, add another area"
You need litres of paint
We recommend the following products
Hooray it’s time to get started on your painting project!
See the products we have selected for you to get the job done.
Disclaimer: British Paints Paint Calculator is provided as a guide only. While every effort has been made to ensure the accuracy of the estimate, the results should be used as a guide only. Paint requirements will vary depending on the substrate, type of paint used, sheen level and colour chosen.
Select Interior or Exterior
Is your painting project for interior or exterior areas?
INTERIOR
EXTERIOR
Select Your Area
We assume 4 walls and no ceilings with a room height of 2.4 metres
Measure Each Area
A small room has 2 windows, 1 door and can fit 1 couch and 1 TV unit
Add another room
Add another area
Total area 0 m2
Measure Exclusion Areas
The dimensions for the exclusion area need to be smaller than the painted area.
Add another exclusion
Total exclusion area 0 m2
You're all set, do you wish to add another area?
You have finished filling in details to capture room(s), which is one area. To add additional areas, please select "Yes, add another area"
A small room has 2 windows, 1 door and can fit 1 couch and 1 TV unit
The dimensions for the exclusion area need to be smaller than the painted area.
Product added to comparison list
Would you like to view the comparison list now?
PREP 4in1 Oil Based
British Paints PREP 4 in 1 Oil Based is a multi-purpose oil-based preparation coat, suitable for use on interior and exterior surfaces. British Paints PREP 4in1 Oil Based combines the functions of sealer, primer, undercoat and stain blocker in one convenient product. British Paints PREP 4in1 Oil Based has great hiding, filling and adhesion properties, making it ideal for covering water-based stains and tannin bleed in timber.
- Fast drying
- Ideal for water based stains
- Superior tannin blocking
- No Sanding required
PREP 4in1 Oil Based
British Paints PREP 4 in 1 Oil Based is a multi-purpose oil-based preparation coat, suitable for use on interior and exterior surfaces. British Paints PREP 4in1 Oil Based combines the functions of sealer, primer, undercoat and stain blocker in one convenient product. British Paints PREP 4in1 Oil Based has great hiding, filling and adhesion properties, making it ideal for covering water-based stains and tannin bleed in timber.
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