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How much paint per square foot?
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How much paint per square foot?
Set Project Zip Code Enter the Zip Code for the location where labor is hired and materials purchased 2. * subtract 21 square feet for each standard door. 78L (1 gallon) can of primer. Multiply H ft with 7. On average, to paint the interior yourself will cost between $1 and $3 per square foot, about half what a professional charges. Some contractors use a rough base rate of $100 per square foot, some multiply 4 to 6 times the paint cost, some estimate the time the job will take and add it to an estimate of materials—and some may simply offer the lowest price to outbid the competition. So, to paint a 2 BHK flat of 1,000 sq ft, excluding the ceiling, the cost of distemper and emulsion paints will come out to be around Rs 10,000 and Rs 15,000, respectively. One gallon will generally cover about 400 square feet if you’re putting a single coat on or just 200 square feet if … Regarding this, “how much interior paint do i need for a 1000 square foot house?”, as per thumb rule and general guidelines, for a G+0/1 storey, a house of 1000 square foot area, you will need approximately 8 to 10 gallons or 30 to 38 litres of interior paint and 1 to 2 gallons paint for interior trim for about two coats which includes. See professionally prepared estimates for room painting work The average trim width is six inches, so multiply your trim length by 0. Once you have that information, subtract 20 square feet for each door in the room and 15 square feet per window. Enter the measurements of the surface and choose from quick, custom or deck calculation options. First measure the room's width then the room's length. Some colors, drastic color changes, or porous surfaces may require more than one coat to achieve uniform finish. Paint costs $15 to $50 per gallon and covers up to 400 square feet per can. So only 70% paint gets used for actual painting. When considering epoxy coating for yo. View Cart has been added to favorites Our 2025 Color of the Year is here! See It Now Use the total area that you measured while approximating how much paint you’ll need for each part of the house. The basic cost to Paint a Bedroom is $493 per square foot in September 2024, but can vary significantly with site conditions and options. Jun 26, 2022 · The paint estimate that this paint calculator provides is based on one gallon of paint covering 400 square feet and one gallon of primer covering 250 square feet. Adjust this value if the paint coverage is different. Enter the dimensions, coverage, and coats, and get the volume of paint for walls, ceiling, and floor. Find out how much paint you need for a room with this free online tool. Labour cost varies depending on location, painter’s experience, and project complexity. 5 gallons of paint should be sufficient to cover 2,000 square feet , according to our paint calculation formula. In September 2024 the estimated cost to Remove Paint starts at $564 per square foot*. Multiply the length and width of a room to find its square footage. See typical tasks and time to paint siding, along with per unit costs and material requirements. Aug 28, 2024 · To prime and paint a standard 400-square foot room, the average cost at $2. To better understand, here’s the estimated cost to paint a room depending on the square foot of the place. We will calculate one door and two windows in this room. Coverage area of paint is 8 square meter or 70 – 90 sq ft per litre for 2 coat. Add the square feet of each window and door to get the total square feet of non-paintable areas in the room Subtract the total square feet of the doors and windows from the total square feet of the room to determine the total square feet of paintable surface area in the room Divide the total square feet of paintable surface. The Paint Estimate Calculator: Your Painting Partner Paint Calculator By Square Feet. Multiply the length and the width of your room. A unit that is too small may struggle to cool your area effi. Use either quick estimates or precise measurements to get a paint estimate. One gallon of primer will cover between 200 to 300 square feet. These include all labor costs for standard sanding, caulking, and damage patching. 12 per square foot Cost of Other Materials: $16 for an 800-square-foot surface or $0. Use our free HOMEWYSE CALCULATOR to estimate fair costs for your SPECIFIC project. Use our free HOMEWYSE CALCULATOR to estimate fair costs for your SPECIFIC project. This assumes you hire a professional painter to do the job versus doing it yourself. Choose from different types of interior paint and get a rough … Use this tool to measure your painting area and find out how much paint you need per gallon for interior or exterior projects. 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. 50 to $9 per square foot for synthetic carpet made with nylon, polyester, olefin or Triexta fibers. Some contractors use a rough base rate of $100 per square foot, some multiply 4 to 6 times the paint cost, some estimate the time the job will take and add it to an estimate of materials—and some may simply offer the lowest price to outbid the competition. You can expect to pay around $2 per square foot to paint your metal roof. The cost of painting labour per sq foot in India can be reduced by using a low-cost water-based paint known as distemper. The average cost to paint house exterior is $1. The basic cost to Paint a Two Story House is $392 per square foot in September 2024, but can vary significantly with site conditions and options. See professionally prepared … The number is equal to the square footage coverage per one pound of powder at a standard specific gravity of 1. Choose from different types of interior paint and get a rough estimate of the coverage area. Input the dimensions of the room, number of doors and windows, and paint coverage to get the results. Painting a home’s interior generally costs between $2 and $6 per square foot, with the average cost falling around $3 The table below shows how much it would cost to paint homes of various sizes based on a per-square-foot cost of $3 The cost of labor is a huge portion of your total exterior house painting cost. If more than one room is being painted with the same colour, add up the total square footage. 78L (1 gallon) can of primer. If you feel the finish won’t look as polished without some sanding, then budget an extra $1 to $1. Enter the square footage, pick your concrete type and we’ll recommend all the necessary supplies 0/0. Some colors, drastic color changes, or porous surfaces may require more than one coat to achieve uniform finish. If more than one room is being painted with the same colour, add up the total square footage. Typically, on average one gallon of paint covers approximately 350-400 square feet with one coat Sherwin Williams and BEHR often have higher pigment concentrations, providing more coverage per gallon compared to budget brands. Estimate how much paint you will need for your project Approximate Square Footage Enter your project's approximate size below X (Per coat) TRIMS. The cost to remove lead paint from your home will vary based … HOW MUCH DOES IT COST TO PAINT A 2000/2500 SQUARE FOOT HOUSE INTERIOR? It costs roughly $1 to $3 per square foot to paint the interior of a house, depending on whether you are painting the ceiling, walls, or trim. Start by measuring your room dimensions: width, length, and height. A linear foot is a simple measurement of length or distance, whereas a square foot is a measurement of area. For context, a 2400-square-foot surface that needs 2 coats of paint … In September 2024 the estimated cost to Paint a Floor starts at $212 per square foot*. Painters usually charge by the square foot, so expect to spend $2 to $4 per square foot. Square feet do not “contain” linear feet, but they are calculated using linear feet as units of measurement. On average, removing lead paint from a home costs between $8 and $17 per square foot. Using the annual rental amount produces the cost of square foot per year, while. Paintable square footage: The paintable area is determined by subtracting the total square footage of the windows and doors from the total wall square footage This calculator has some limitations to be. Oct 15, 2024 · 3. When it comes to building a new home or commercial building, one of the most important considerations is the cost. feet and the two windows are each 15 square feet each (15 sq x 2 = 30 sq). See typical tasks and time to paint a house exterior, along with per unit costs and material requirements. One square foot equals to approximately 0. If the project calls for premium-quality paint, the price can vary between $40 and $60 per gallon. However, most professional painters charge a flat rate for a paint job, per square foot, or hourly versus a daily price. How to calculate square footage for rectangular, round and bordered areas. The average paint estimate that a homeowner in Vancouver reports spending: $4 sq. Choose from different types of interior paint and get a rough estimate of the coverage area. If you are painting the ceiling along with your walls, follow these simple steps and add the ceiling size to your total room square footage. Avoid the guesswork in your next project—discover 'how much stain do I need' with Cabot® Stain's precise calculator Meters. Painting a vinyl siding exterior costs $1 to $3 per square foot. If the project calls for premium-quality paint, the price can vary between $40 and $60 per gallon. It is not possible to calculate feet in a square foot because these are two different types of measureme. On average, removing lead paint from a home costs between $8 and $17 per square foot. Since there are 12,000 BTUs per ton, a house of this size needs a 48,000-BTU air conditi. Whether your beloved home just needs a refresh or you’re planning to paint your home to boost property … Calculate how much paint you need for your project with this step by step guide determine the total length of the gutter. The basic cost to Paint Trim Molding is $131 per linear foot in September 2024, but can vary significantly with site conditions and options. how to explain bpd to someone who doesn't have it PLEASE NOTE: These calculations are not intended to give more than a rough estimate. On average, to paint the interior yourself will cost between $1 and $3 per square foot, about half what a professional charges. Estimate the amount of paint and man-hours needed for your painting project with this online tool. Drywall tape typically covers about 2-3 square feet of Sheetrock per foot of tape. Paintable square footage: The paintable area is determined by subtracting the total square footage of the windows and doors from the total wall square footage This calculator has some limitations to be. 3. Avoid mistakes by using our paint per square foot calculator or any of our helpful tools. Feet at recommended dry film. Cost per unit volume — Optionally, you can input the cost of a unit of paint (cost per liter or per gallon). How much paint do I need for my deck? An average 16' x 20' (320 SF) deck needs 2 gallons of paint for two coats, not including primer. The average cost to paint house exterior is $1. The basic cost to Paint a House Exterior is $224 per square foot in September 2024, but can vary significantly with site conditions and options. If you have a custom paint can size, select the “Custom Size (Gallons)” option and enter the size in gallons. How many sq ft can a gallon of paint cover? On average, a one gallon can of paint will cover between 350 to 400 square feet. Painting a light color over a darker surface requires extra … Paint striping existing lines should be easier as you only need to refresh them. In general, one gallon of paint or stain typically covers 200 to 400 square. Painting a stucco house costs $150 per square foot or $1,700 to $9,400 on average. Enter room dimensions, windows and doors, number of coats, … Learn how to calculate the amount of paint you need for walls, ceilings, and trim based on square footage and coverage. The basic cost to Paint Trim Molding is $131 per linear foot in September 2024, but can vary significantly with site conditions and options. This paint calculator is provided for general information and illustration purposes only to assess the approximate amount of paint product needed. cool bars in midtown The cost to re-stucco a house is $8 to $21 per square foot. Precise paint needs will vary according to many factors, including application method. Estimate Paint Quantity: Accurately measure the height and width of doors and trim to determine the amount of paint needed, adjusting for multiple coats. Smooth siding usually covers 300-400 sq, whereas textured surfaces cover … When planning to paint a room, you want to avoid running short on paint or wasting resources. 1 bag of wall putty weighs 40 kg, so 1 bag (40 kg) wall putty has a coverage area of … For conventional spray painting method, estimated wasted is around 30%. Average Cost to Paint Stairway Walls or Foyer. Oct 3, 2024 · In terms of cost, a coat of distemper paint will cost around Rs 10 per sq ft, while a coat of emulsion paint will cost around Rs 15 per sq ft. * subtract 21 square feet for each standard door. We intend to apply 2 coats of regular paint. Most of the cost … 1 gallon of paint will cover up to 400 sq (372 sqS78 Liters) on primed, smooth, nonporous surfaces. If you’re just doing raw square footage, like your example (just ceilings), the formula is basically 1 gallon per 150-200 sq ft. Interior painting average labor cost per square foot is between $2 and $6 per square foot or $25 to $100 per hour. This endeavor is likely to incur a cost ranging from $900 to $1,600 (₱51,07360), … The problem is contractors operate in the language of square footage. When it comes to drywall installation, understanding the cost breakdown is crucial. The foundation of any Paint Estimate Calculator is the calculation of the total square footage that needs to be painted. what is a mason Step 5: Enter Paint Cost per Paint Can. Use this tool to find out how much paint you'll need for your project based on the room size and number of doors and windows. Knowing the average cost of building your home per square foot can help you plan and. That gives you the total square footage you need to paint On average, one gallon of paint can cover 300 to 400 square feet. Calculate one room at a time and determine if you need 1 or 2 coats. If more than one room is being painted with the same colour, add up the total square footage. See … Determine how much bottom paint you need with this calculator When you apply the recommended wet film of 18 mils you will get this coverage per coat: 1 Quart = Approximately 12 square ft. See typical tasks and time to install a baseboard, along with per unit costs and material requirements. See typical tasks and time to paint cabinetry, along with per unit costs and material requirements. The cost of painting labour per sq foot in India can be reduced by using a low-cost water-based paint known as distemper. Set Project Zip Code Enter the Zip Code for the location where labor is hired and materials purchased 2. Cost per unit volume — Optionally, you can input the cost of a unit of paint (cost per liter or per gallon). 053 pounds of mud per square foot of drywall. How to estimate the amount of paint needed for a particular job? Just follow the directions below First, determine if you'll be using linear feet or square feet. Ask five different contractors how to price a painting job and you’re likely to get five very different calculations. Plan to use seven bags o. * subtract 21 square feet for each standard door.
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You’re planning to repaint a room in your home, and you need to know how much paint to purchase. Once you have this number, multiply it by the per-square-foot prices we listed above for a rough estimate. See typical tasks and time to paint wood, along with per unit costs and material requirements. Room with tape & mud drywall ready for finishing Painting or staining a fence typically costs around $3 to $14 per linear foot or $1 to $3 per square foot. Interior painting average labor cost per square foot is between $2 and $6 per square foot or $25 to $100 per hour. Vinyl Siding 1 of paint for 1 on 100 sq 1 gallon of paint will cover up to 400 sq (372 sqS78 Liters) on primed, smooth, nonporous surfaces. In 1 hour, you're likely to cover about 7 square metres of an ordinary surface, or about 5 square metres of bare wood or plaster. Depending on total square footage, job complexity and the quality of primer and paint used the cost can go up to $3. Each type of paint or stain varies in how much square footage it will cover per coat. 5: $285: 2,500 sq ft Exterior painting services can cost $2 to $4. Estimate Paint Quantity: Accurately measure the height and width of doors and trim to determine the amount of paint needed, adjusting for multiple coats. Expect to pay between $3,500 and $10,000, or about $150 per square foot to paint. 50 and $5, on average. how long do temu take to deliver Doors (Qty): The number of doors in the area, with each door assumed to subtract 21 square feet from the total area. Bedrooms and living rooms usually cost the most to paint. The condition of the walls is the next factor that comes into play while determining the painting cost per square foot in India. Use our free HOMEWYSE CALCULATOR to estimate fair costs for your SPECIFIC project. Finally, if the paint is known to cover 108 ft 2 per gallon, and given that two coats are needed, divide the square footage by the paint coverage, then multiply by the number of coats to get: (82564 x 2 = 15. How much does it cost to paint the interior of a 1,200 sq. Enter the dimensions of your walls and then decide the dimensions of the areas you don't want to paint. Figuring out how much paint you need for a project doesn’t have to be an intimidating task. One gallon of typical latex paint usually covers 350 to 400 square feet per coat, but this can vary from product to product. Here are some exterior painting cost estimates based on the square footage you need to paint (total paintable area): Total paintable area Gallons of paint Total paint cost ($57 per gallon average) 1,500 sq ft. Typical coverage per gallon ranges from 250 to 400 square feet, depending on the surface type. Brick is a porous material and requires more paint for proper coverage. Learn how to measure, calculate, and apply paint for different surfaces and scenarios. 1) Determine the Area. This metric helps assess property values, m. Drywall tape typically covers about 2-3 square feet of Sheetrock per foot of tape. How much paint is needed to paint a 2000 square foot house exterior? It depends on the type of paint used, the number of coats required, and how much surface area you need to paint. Use our free HOMEWYSE CALCULATOR to estimate fair costs for your SPECIFIC project. Likewise, this formula will also tell you know much paint you need for a ceiling. See typical tasks and time to paint a wall, along with per unit costs and material requirements. In general, one gallon of paint or primer will cover roughly 250-350 square feet of surface. turn based role playing games See typical tasks and time to paint a home, along with per unit costs and material requirements. Only if you’re concerned about the price of paint per litre, enamel paint is a decent option. How much does it cost to paint 1000 square feet? Painting 1000 sq ft in India can cost approximately Rs 15,000 to Rs 50,000. feet and the two windows are each 15 square feet each (15 sq x 2 = 30 sq). How Much Paint Per Square Foot? One gallon can of paint will cover up to 400 square feet, which is enough to cover a small room like a bathroom. Roof size – Larger roofs and complex layouts cost more for materials and labor Roof height – Multi-story homes cost 40% to 50% more due to extra safety equipment and an additional worker. And there you have it, you’ve worked out the amount of paint you need. We will calculate one door and two windows in this room. The basic cost to Paint a Home is $469 per square foot in September 2024, but can vary significantly with site conditions and options. To prime and paint a standard 400-square foot room, the average cost at $2. Replacing a roof can be a significant investment, and one of the key factors to consider is the cost per square foot. This means that your out-of-pocket cost to paint your apartment depends on three factors: square footage, labor, and materials. Number of Coats: The number of coats of paint you intend to apply. However, it can vary based on the paint finish. The estimated interior paint coverage per gallon is 350 to 400 square feet (one coat) or 175 to 200 square feet for two coats. If you buy it by the bucket (or tin) and would rather not do the math, simply enter price-of-bucket/amount here (e 28/5 if it's $28 for 5 liters). So, to paint a 2 BHK flat of 1,000 sq ft, excluding the ceiling, the cost of distemper and emulsion paints will come out to be around Rs 10,000 and Rs 15,000, respectively. Area coverage of paint per unit volume. For example, smooth surfaces typically have a coverage rate of 300-400 square feet per gallon, while textured surfaces have a coverage rate of 200-300 square feet per gallon. One gallon of paint covers 300 to 400 square feet of deck on average with one coat, depending on the formula, deck material, and condition Painting a bare-wood deck takes 250 to 300 square feet per gallon and up to 2 … The average cost to hire a professional paint contractor to paint a ceiling, is around $1. Ft: Our paint cost calculator considers the area you want to paint and provides a precise estimate of the labour cost per square foot. Here's what the calculator figured out for you Wall 1 Area: sq Wall 2 Area: sq Wall 3 Area: sq. havanese lifespan As of 2014, the average construction cost to build a new home in Washington runs between $80 and $200 per square foot. Painting a light color over a darker surface requires extra … Paint striping existing lines should be easier as you only need to refresh them. per gallon The cost of paint per square foot will vary depending on the quality of the paint and brand. Interior wall paint coverage doesn’t vary much between brands. To determine the number of square feet of an area or object, its height. Area coverage of paint per unit volume. Paintable square footage: The paintable area is determined by subtracting the total square footage of the windows and doors from the total wall square footage This calculator has some limitations to be. 3. See typical tasks and time to paint rooms, along with per unit costs and material requirements. The basic cost to Paint a Wall is $172 per square foot in September 2024, but can vary significantly with site conditions and options. Keep in mind that when you start painting, it will be permanent. Painting your home’s exterior can transform the look and curb appeal of your property. So, in square inches, a square foot is 12 inches × 12 inches = 144 inches². To cut costs, check quotations from several painters at all times, perform some prep work yourself, and think about less costly paint solutions like distemper. Take the square footage of the ceiling into the calculation if you'd like to include it in your paint project. Input the dimensions of the room, number of doors and windows, and paint coverage to get the results. If the project calls for premium-quality paint, the price can vary between $40 and $60 per gallon. No more guessing games – get transparent pricing right away! Asian Paints Painting Cost Calculator: How much would it cost to use Asian Paints for your project? Our calculator factors in Asian Paints’ … Figuring out how much paint to buy doesn't have to be tricky Subtract the doors and windows from your measurement. … How much paint per square foot? Each gallon of paint is different, and you should look at specific manufacturers to see their coverage charts. If you are unsure of the exact dimensions of the paint job, use our pre-populated options for small, medium, and large areas.
According to Capital Home Builders, a 2,300-square-foot home needs a 4-ton air conditioner. According to Capital Home Builders, a 2,300-square-foot home needs a 4-ton air conditioner. Aluminum siding is smooth and doesn’t fade like other colors. This figure helps homeowners estimate how much. how to hide cords on wall mounted tv 12 per square foot Cost of Other Materials: $16 for an 800-square-foot surface or $0. Following these tips helps ensure your painting plans go smoothly. 1 litre paint coverage:- Typically 1 litre of paint covers approximately 12 square meters (or 130 sq ft) of area per coat of an emulsion paint which is used on interior walls and ceilings of house, for a trim paint used for undercoat and gloss for doors, windows etc, it will cover approximately 16 square metres or 170 sq ft of area per coat. For a typical 1301-2000 square foot house, that means you’ll spend between $1000 and $3000 on labor. The average paint estimate that a homeowner in Vancouver reports spending: $4 sq. 33 square feet in a bundle of standard composite shingles. Can covers: sq 4 litres of Beauti-Tone Paint will cover up to 40 sq ft). Here's what the calculator figured out for you Wall 1 Area: sq Wall 2 Area: sq Wall 3 Area: sq. what's the difference between light and dark brown sugar … To determine how much paint you’ll need for your painting project, you’ll want to grab a tape measure and maybe a calculator—depending on your math skills. Apr 8, 2023 · Painting projects for entire rooms are based on a wall coverage factor of 350 to 400 square feet per gallon of paint. The paint can size will determine how the total paint needed is distributed among paint cans. The average cost to hire a painter to paint a room is $955 to $3,000, depending on the size of the room, the height of the ceilings, and the complexity of the job. Use our free HOMEWYSE CALCULATOR to estimate fair costs for your SPECIFIC project. Accurate Painting Labor Cost per Sq. water heavy bag See typical tasks and time to paint a house exterior, along with per unit costs and material requirements. These include all labor costs for standard sanding, caulking, and damage patching. Divide the total square feet by the paint coverage to find the total gallons of paint needed per coat. The basic cost to Paint a Wall is $172 per square foot in September 2024, but can vary significantly with site conditions and options. 073 pounds of mud per square foot. When it comes to estimating the cost of a drywall project, one of the key factors to consider is the labor cost per square foot. Each Bedroom (Walls) 2: Each Living Room: 2: All Ceilings: 5: All Wood & Metal: 1: External Walls 1 litre paint coverage. Before you or your contractor buy paint, find out exactly how much you'll need.
Calculate the area that you intend to stain. See typical tasks and time to paint cabinetry, along with per unit costs and material requirements. For Satin Finish: Coverage rate might be set to 175 sq ft per gallon. Paint calculator helps you calculate the amount and cost of paint needed to paint the walls of a room. Brick is porous, so a gallon of paint won’t go as far on a brick house as on a vinyl one. Use our free HOMEWYSE CALCULATOR to estimate fair costs for your SPECIFIC project. Flake Size Full Coverage Partial Coverage; 1/4″ (Stock) 5-7 SF/LB: 25-250 SF/LB: Coverage rates vary depending on preferences and application techniques. However, one common concern among property owners is the cost. When it comes to estimating the cost of a drywall project, one of the key factors to consider is the labor cost per square foot. If you are unsure of the exact dimensions of the paint job, use our pre-populated options for small, medium, and large areas. For example, if a gallon of paint covers 400 square feet of a smooth wall, it might only. Labour costs an additional INR 10–20 per square foot. Use the Paint Calculator tool to estimate how much paint you'll need for your project. If you feel the finish won’t look as polished without some sanding, then budget an extra $1 to $1. Your estimate includes labor and materials, and the breakdown gives you the cost per square foot, as well as the overall total cost estimate. Flake Size Full Coverage Partial Coverage; 1/4″ (Stock) 5-7 SF/LB: 25-250 SF/LB: Coverage rates vary depending on preferences and application techniques. cilantro recipes The basic cost to Paint a Deck is $235 per square foot in September 2024, but can vary significantly with site conditions and options. One gallon of primer will cover between 200 to 300 square feet. Labour cost varies depending on location, painter’s experience, and project complexity. This paint calculator helps you estimate the amount of paint you will need to cover a specific area. Understanding the various factors that influence this p. The best thing about it is how quickly it dries and leaves a lustrous finish. Ever ask yourself, "how much paint do I need"?. Vinyl siding, however, has a significantly higher price range of $060 per square foot. Use our Cost Calculator for cost estimate examples customized to the location, size and options of your project To estimate costs for your project: 1. Feb 24, 2024 · Extra labor adds $175 per square foot. Fiber Cement Siding. How Much It Costs to Paint An Apartment. 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. speech recognition and synthesis from google When painters do not charge by the hour, they typically charge by the square foot, making it easier to estimate how much you will pay for professional deck painting. For a small project like a single room, the low-end cost per square foot will be around $1 per square foot. 50 and $5, on average. In India, labour charges can range from Rs 12- Rs 35 per square foot. 33 square feet in a bundle of standard composite shingles. TIP: If you are painting a porous, rough, ft. Step 5: Enter Paint Cost per Paint Can. One gallon of paint typically covers 350 square feet. How to Figure Out Paint Coverage with this Parking Lot Paint Calculator. A rough estimate, you will need approximately 10-20 gallons of paint to cover the exterior of a 2000 square foot house. Paintable square footage: The paintable area is determined by subtracting the total square footage of the windows and doors from the total wall square footage This calculator has some limitations to be. 3. feet and the two windows are each 15 square feet each (15 sq x 2 = 30 sq). Use our free HOMEWYSE CALCULATOR to estimate fair costs for your SPECIFIC project. 50 to $9 per square foot for synthetic carpet made with nylon, polyester, olefin or Triexta fibers.