Contents

## How do I calculate how much varnish I need?

One quart of Jolie Varnish will cover approximately 100-125 square feet (10-12 square meters). One gallon of Varnish covers approximately 400-500 square feet (40-48 square meters). Varnish usually requires 2-3 coats.

### What area will 750ml paint cover?

Calculating Paint Quantities

Finish | Sizes | Maximum coverage per coat* |
---|---|---|

Full Gloss | 750ml, 2.5 litres | 30m2 per 2.5 litres |

Dead Flat | 750ml, 2.5 litres, 5 litres | 60m2 per 5 litres |

Exterior Masonry | 5 litres | 40m2 per 5 litres |

Exterior Eggshell | 750ml, 2.5 litres | 32m2 per 2.5 litres |

#### How much area does a 20l paint cover?

As a general rule, 1 litre of paint will cover between 6 and 6.5 metres squared of wall. So, to calculate how many litres of paint you will need, divide the total paintable surface area by 6.5.

**How is coating calculated?**

For example, if a coating were 45% solids by volume, its theoretical coverage would be 1604 X 0.45 or 722 square feet at 1 mil dry film thickness. If a specification called for a dry film thickness of 2 mils, the theoretical coverage would then be 722 square feet divided by 2 mils, or 361 square feet per gallon.

**How much Poly do I need?**

Most polyurethane products cover between 300 and 600 square feet per gallon, and require between two and six coats to reach full protection. The average American living room is 330 square feet.

## How much wood stain do I need?

How Much Stain Do I Need For My Deck? For decks and patios that measure up to 175 square feet, you will only need one gallon of stain, in any transparency. If your deck or patio measures up to 550 square feet, you will need to buy 2 gallons of stain.

### How much will 100ml paint cover?

You need about 100ml of paint for one coat on one square metre of wall or ceiling.

#### How is paint coverage calculated?

To estimate the amount of paint you need in order to cover the walls of a room, add together the length of all the walls and then multiply the number by the height of the room, from floor to ceiling. The number you get is the room’s square footage.

**What area does 5 Litres of paint cover?**

50m²

What area does 5 Litres of paint cover? 5 litres of paint can cover 50m².

**How much area does a 40 kg wall putty cover?**

1 bag of wall putty have 40 kg,so 1 bag (40kg) wall putty coverage area is 480 -600 sq ft for 2 coating & 320 -480 sq ft for 3 coating.

## How is coating thickness calculated?

20-75 kilo/m2 depending on the surface condition and required specification or standard. In order to achieve a dry film thickness (DFT) of 90 microns using a paint with a volume solid (VS) of 60% we would calculate the following; WFT = 100 x DFT / VS (WFT = 100 x 90 / 60) therefore giving us 150 microns as the WFT.

### How is film thickness calculated?

You measure mass of the film before and after deposition. you will know the the mass of the film (M). You know the area of the film (A) and density (d) of the film material. By using following relation you can find out thickness (t): t = M/Ad. or you can use needle and from penetrate you can be know the thickness.