How much paint do I need for 10×10, 10×12 & 12× 15 room | How much paint is needed for a 10 × 12 room | how much paint do I need for a 12 × 12 room | how much paint do I need for a 12 × 12 wall | how much paint do I need for a 10 × 10 wall | how much paint for 10×10 room.

Paint is any pigmented liquid, plastic, emulsion, cement paint, texture paint, liquefiable, or solid mastic composition that, after application to a substrate in a thin layer, converts to a solid film.

It is most commonly used to protect, color, or provide texture to wall. Paint can be made or purchased in many colors—and in many different types, such as watercolor or synthetic. Paint is typically stored, sold, and applied as a liquid, but most types dry into a solid.

Plastic emulsion paint is a water based paint which gives soft effect to the interior and exterior wall, it is long lasting, washable and easy to sustain.

Cement paint parts of exterior surfaces and maintenance good look of building for many years. It offers matt finish on walls and protect house from worse weather condition.

Textured paint creates stunning effect on walls of your house it not only make inspiring taxes but also provides protection from sever weather changes like alkali and ultraviolet rays.

Before you start paint work makes sure that surface should be cleaned of dust, grease and other foreign matter, deciding on Superior quality and adequate quality of paint and mix content of paint properly to get consistency in paint work.

Various factors come into play while arriving their coverage, like types of paint, labour skills, area of wall, wet and dry condition, due to this complexity, homeowners tend to make errors of judgement in selecting types of paint and their coverage.

In this article we know about how much paint do I need for room, how much paint is needed for a 10 × 12 room and how much paint do I need for a 12 × 12 room.

**How much paint do I need for a room**

Usually, a master bedroom sizes 10 × 12 feet and height is around 10 feet, total perimeter of 4 walls in a 10 × 12 feet room = 2(10+12) = 44 feet, area of 4 wall = perimeter × height, 44 × 10= 440 sq ft, add ceiling area = 10×12 = 120 sq ft, such that 440 + 120 = 560 sq ft, deduct door and window area, such as 7×4 =28 sq ft, 4 × 3 = 12 sq ft, so final area of 10×12 room= 560_28_12 = 520 sq ft, therefore 10× 12 room have 520 sq ft of available area need to be painting.

Using thumb rule, dry and wet condition, generally quantity of paint needs per sq ft = 0.003 gallons, so quantity of paint for a 520 sq ft of 10×12 room = 0.003× 520 = 1.56 gallons, so, for fresh painting, there are 1.56 gallons or 6 Litres of paint i need for a 10×12 room to cover ceiling and wall and for re-painting, 1 gallons or 3.785 litres of paint is required to cover ceiling and wall.

**How much paint for a 10×12 room**:- as per general practices, for fresh painting of a 10×12 room, you will need approximately 1.5 gallons or 6 litres of paint to cover interior wall and ceiling and for repainting, 1 gallons or 3.785 litres of paint will be required. Maths calculation, 1) paintable surface area of 10×12 room = 520 sq ft, 2) quantity of paint needs per sq ft = 0.003 gallons, 3) So, quantity of paint for 10×12 room, 520 × 0.003 = 1.56 gallons.

**How much paint do I need for a 10×10 room**

10×10 room represented as 10 by 10 feet or 100 square feet room, usually, a master bedroom sizes 10 × 10 feet and height is around 10 feet, total perimeter of 4 walls in a 10 × 10 feet room = 2(10+10) = 40 feet, area of 4 wall = perimeter × height, 40 × 10= 400 sq ft, add ceiling area = 10×10 = 100 sq ft, such that 400 + 100 = 500 sq ft, deduct door and window area, such as 7×4 =28 sq ft, 4 × 3 = 12 sq ft, so final area of 10×10 room need to be painting = 500_28_12 = 460 sq ft, therefore 10× 10 room have 460 sq ft of available area need to be painting.

**How much paint do I need for a 10×10 room:**– 10×10 room represented as 10 by 10 feet or 100 square feet room, using thumb rule, dry and wet condition, generally quantity of paint needs per sq ft = 0.003 gallons, so quantity of paint for a 460 sq ft of 10×10 room = 0.003× 460 = 1.38 gallons, so, for fresh painting, there are 1.38 gallons or 5.2 Litres of paint i need for a 10×10 room to cover ceiling and wall and for re-painting of 10×10 room, 0.80 gallons or 3.13 litres of paint i need to cover ceiling and wall.

**How much paint is needed for a 10×10 room:-** using thumb rule, for fresh painting a 10×10 room represented as 10 by 10 feet or 100 square feet room, generally, there are 1.38 gallons or 5.2 Litres of paint is needed for a 10×10 room to cover ceiling and wall and for re-painting of 10×10 room, 0.80 gallons or 3.13 litres of paint is needed for covering ceiling and wall.

**How much paint for a 10×10 room**:- as per general practices, for fresh painting of a 10×10 room, you will need approximately 1.4 gallons or 5.5 litres of paint to cover interior wall and ceiling and for repainting, 0.8 gallons or 3 litres of paint will be required. Maths calculation, 1) paintable surface area of 10×10 room = 460 sq ft, 2) quantity of paint needs per sq ft = 0.003 gallons, 3) So, quantity of paint for 10×10 room, 460 × 0.003 = 1.38 gallons.

**How much paint do I need for a 10×12 room**

10×12 room represented as 10 by 12 feet or 120 square feet room, usually, a master bedroom sizes 10 × 12 feet and height is around 10 feet, total perimeter of 4 walls in a 10 × 12 feet room = 2(10+12) = 44 feet, area of 4 wall = perimeter × height, 44 × 10= 440 sq ft, add ceiling area = 10×12 = 120 sq ft, such that 440 + 120 = 560 sq ft, deduct door and window area, such as 7×4 =28 sq ft, 4 × 3 = 12 sq ft, so final area of 10×12 room need to be painting = 560_28_12 = 520 sq ft, therefore 10× 12 room have 520 sq ft of available area need to be painting.

Regarding this, “how much paint do I need for a 10×12 room?”, using thumb rule, for a fresh painting of a 10×12 room represented as 10 by 12 feet or 120 square feet room, generally, there are 1.56 gallons or 6 Litres of paint i need for a 10×12 room to cover ceiling and wall and for re-painting of 10×12 room, 1 gallons or 3.785 litres of paint i need to cover ceiling and wall.

How much paint is needed for a 10×12 room:- 10×12 room represented as 10 by 12 feet or 120 square feet room, using thumb rule, dry and wet condition, for fresh painting, generally, there are 1.56 gallons or 6 Litres of paint is needed for a 10×12 room to cover ceiling and wall and for re-painting of 10×12 room, 1 gallons or 3.785 litres of paint is needed for covering ceiling and wall.

**How much paint for a 10×12 room**:- as per general practices, for fresh painting of a 10×12 room, you will need approximately 1.5 gallons or 6 litres of paint to cover interior wall and ceiling and for repainting, 1 gallons or 3.785 litres of paint will be required. Maths calculation, 1) paintable surface area of 10×12 room = 520 sq ft, 2) quantity of paint needs per sq ft = 0.003 gallons, 3) So, quantity of paint for 10×12 room, 520 × 0.003 = 1.56 gallons.

**How much paint do I need for a 12×12 room**

12×12 room represented as 12 by 12 feet or 144 square feet room, usually, a master bedroom sizes 12 × 12 feet and height is around 10 feet, total perimeter of 4 walls in a 12 × 12 feet room = 2(12+12) = 48 feet, area of 4 wall = perimeter × height, 48 × 10= 480 sq ft, add ceiling area = 12×12 = 144 sq ft, such that 480 + 144 = 624 sq ft, deduct door and window area, such as 7×4 =28 sq ft, 4 × 3 = 12 sq ft, so final area of 12×12 room need to be painting = 624_28_12 = 584 sq ft, therefore 12× 12 room have 584 sq ft of available area need to be painting.

How much paint do I need for a 12×12 room:- 12×12 room represented as 12 by 12 feet or 144 square feet room, using thumb rule, dry and wet condition, generally quantity of paint needs per sq ft = 0.003 gallons, so quantity of paint for a 584 sq ft of 12×12 room = 0.003× 584 = 1.75 gallons, so, for fresh painting, there are 1.75 gallons or 6.63 Litres of paint i need for a 12×12 room to cover ceiling and wall and for re-painting of 12×12 room, 1.05 gallons or 4 litres of paint i need to cover ceiling and wall.

How much paint is needed for a 12×12 room:- 12×12 room represented as 12 by 12 feet or 144 square feet room, using thumb rule, dry and wet condition, for fresh painting, generally, there are 1.75 gallons or 6.63 Litres of paint is needed for a 12×12 room to cover ceiling and wall and for re-painting of 12×12 room, 1.05 gallons or 4 litres of paint is needed for covering ceiling and wall.

**How much paint for a 12×12 room**:- as per general practices, for fresh painting of a 12×12 room, you will need approximately 1.75 gallons or 7 litres of paint to cover interior wall and ceiling and for repainting, little over 1 gallons or 4 litres of paint will be required. Maths calculation, 1) paintable surface area of 12×12 room = 584 sq ft, 2) quantity of paint needs per sq ft = 0.003 gallons, 3) So, quantity of paint for 12×12 room, 584 × 0.003 = 1.75 gallons.

**How much paint do I need for a 12×15 room**

12×15 room represented as 12 by 12 feet or 180 square feet room, usually, a master bedroom sizes 12 × 15 feet and height is around 10 feet, total perimeter of 4 walls in a 12 × 15 feet room = 2(12+15) = 54 feet, area of 4 wall = perimeter × height, 54 × 10= 540 sq ft, add ceiling area = 12×15 = 180 sq ft, such that 540 + 180 = 720 sq ft, deduct door and window area, such as 7×4 =28 sq ft, 4 × 6 = 24 sq ft, so final area of 12×15 room need to be painting = 720_28_24 = 668 sq ft, therefore 12× 15 room have 668 sq ft of available area need to be painting.

How much paint do I need for a 12×15 room:- 12×15 room represented as 12 by 15 feet or 180 square feet room, using thumb rule, dry and wet condition, generally quantity of paint needs per sq ft = 0.003 gallons, so quantity of paint for a 668 sq ft of 12×15 room = 0.003× 668 = 2 gallons, so, for fresh painting, there are 2 gallons or 7.5 Litres of paint i need for a 12×15 room to cover ceiling and wall and for re-painting of 12×15 room, 1.2 gallons or 4.5 litres of paint i need to cover ceiling and wall.

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How much paint is needed for a 12×15 room:- 12×15 room represented as 12 by 15 feet or 180 square feet room, using thumb rule, dry and wet condition, for fresh painting, generally, there are 2 gallons or 7.5 Litres of paint is needed for a 12×15 room to cover ceiling and wall and for re-painting of 12×15 room, 1.2 gallons or 4.5 litres of paint is needed for covering ceiling and wall.

**How much paint for a 12×15 room**:- as per general practices, for fresh painting of a 12×15 room, you will need approximately 2 gallons or 7.5 litres of paint to cover interior wall and ceiling and for repainting, little over 1 gallons or 4.5 litres of paint will be required. Maths calculation, 1) paintable surface area of 12×15 room = 668 sq ft, 2) quantity of paint needs per sq ft = 0.003 gallons, 3) So, quantity of paint for 12×15 room, 668 × 0.003 = 2 gallons.

**How much paint do I need for a 12×16 room**

12×16 room represented as 12 by 16 feet or 192 square feet room, usually, a master bedroom sizes 12 × 16 feet and height is around 10 feet, total perimeter of 4 walls in a 12 × 16 feet room = 2(12+16) = 56 feet, area of 4 wall = perimeter × height, 56 × 10= 560 sq ft, add ceiling area = 12×16 = 192 sq ft, such that 560 + 192 = 752 sq ft, deduct door and window area, such as 7×4 =28 sq ft, 4 × 6 = 24 sq ft, so final area of 12×16 room need to be painting = 752_28_24 = 700 sq ft, therefore 12× 16 room have 700 sq ft of available area need to be painting.

How much paint do I need for a 12×16 room:- 12×16 room represented as 12 by 16 feet or 192 square feet room, using thumb rule, dry and wet condition, generally quantity of paint needs per sq ft = 0.003 gallons, so quantity of paint for a 700 sq ft of 12×15 room = 0.003× 700 = 2.1 gallons, so, for fresh painting, there are 2.1 gallons or 8 Litres of paint i need for a 12×16 room to cover ceiling and wall and for re-painting of 12×16 room, 1.26 gallons or 5 litres of paint i need to cover ceiling and wall.

How much paint is needed for a 12×16 room:- 12×16 room represented as 12 by 16 feet or 192 square feet room, using thumb rule, dry and wet condition, for fresh painting, generally, there are 2.1 gallons or 8 Litres of paint is needed for a 12×16 room to cover ceiling and wall and for re-painting of 12×16 room, 1.26 gallons or 5 litres of paint is needed for covering ceiling and wall.

**How much paint for a 12×16 room**:- as per general practices, for fresh painting of a 12×16 room, you will need approximately 2.1 gallons or 8 litres of paint to cover interior wall and ceiling and for repainting, 1.25 gallons or 5 litres of paint will be required. Maths calculation, 1) paintable surface area of 12×16 room = 700 sq ft, 2) quantity of paint needs per sq ft = 0.003 gallons, 3) So, quantity of paint for 12×16 room, 700 × 0.003 = 2.1 gallons.

**How much paint do I need for a 12×14 room**

12×14 room represented as 12 by 14 feet or 168 square feet room, usually, a master bedroom sizes 12 × 14 feet and height is around 10 feet, total perimeter of 4 walls in a 12 × 14 feet room = 2(12+14) = 52 feet, area of 4 wall = perimeter × height, 52 × 10= 520 sq ft, add ceiling area = 12×14 = 168 sq ft, such that 520 + 168 = 688 sq ft, deduct door and window area, such as 7×4 =28 sq ft, 4 × 6 = 24 sq ft, so final area of 12×14 room need to be painting = 688_28_24 = 636 sq ft, therefore 12× 14 room have 636 sq ft of available area need to be painting.

How much paint do I need for a 12×14 room:- 12×14 room represented as 12 by 14 feet or 168 square feet room, using thumb rule, dry and wet condition, generally quantity of paint needs per sq ft = 0.003 gallons, so quantity of paint for a 668 sq ft of 12×14 room = 0.003× 636 = 1.9 gallons, so, for fresh painting, there are 1.9 gallons or 7.2 Litres of paint i need for a 12×14 room to cover ceiling and wall and for re-painting of 12×14 room, 1.14 gallons or 4.3 litres of paint i need to cover ceiling and wall.

How much paint is needed for a 12×14 room:- 12×14 room represented as 12 by 14 feet or 168 square feet room, using thumb rule, dry and wet condition, for fresh painting, generally, there are 1.9 gallons or 7.2 Litres of paint is needed for a 12×14 room to cover ceiling and wall and for re-painting of 12×14 room, 1.14 gallons or 4.3 litres of paint is needed for covering ceiling and wall.

**How much paint for a 12×14 room**:- as per general practices, for fresh painting of a 12×14 room, you will need approximately 2 gallons or 7 litres of paint to cover interior wall and ceiling and for repainting, 1.15 gallons or 4.5 litres of paint will be required. Maths calculation, 1) paintable surface area of 10×12 room = 636 sq ft, 2) quantity of paint needs per sq ft = 0.003 gallons, 3) So, quantity of paint for 12×14 room, 636 × 0.003 = 1.9 gallons.

**Conclusions:-**

As per general practices, you would need about 1.75 gallons of paint to cover a 12×12 room with 10- foot high walls, for a 10×10 room, 1.4 gallons of paint will be necessary, while for a 10×12 room, 1.5 gallons of paint will be required to cover wall and ceiling.