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Drywall Texture Spray Material Coverage Calculator

Calculate the texture compound needed to spray-finish a drywall wall or ceiling area.

Drywall is plasterboard in the UK and Australia.

  • Answers as you type
  • Every formula cited
  • Calculated in your browser
SettingsSettings for this calculationUS
Market
Imperial · sales tax
The total wall or ceiling area to be sprayed with texture.

Measure the finished drywall surface area that will receive the texture finish.

The rated coverage of the texture product, from its technical data sheet.

Coverage rate depends heavily on the texture pattern (orange peel, knockdown, popcorn) and the spray equipment used — use the manufacturer's rated value for your specific product and application, not a generic estimate.

Texture material needed

4.3 gal

Medium confidence

Coverage rate varies significantly by texture type (orange peel, knockdown, popcorn) and application equipment — confirm your specific product's rated coverage from its technical data sheet.

Then change the inputs to see how far the answer moves.

Show calculation logic

How this was calculated

Formula source(s)

  • Texture material needed = area ÷ the product's rated coverage (area covered per unit volume), the same coverage-rate method used for paint and primer

Inputs used

Area to Texture
430 sq ft
Coverage Rate
100 ft²/gal
Final result4.3 gal

Confidence note: Coverage rate varies significantly by texture type (orange peel, knockdown, popcorn) and application equipment — confirm your specific product's rated coverage from its technical data sheet.

What this calculation does not cover

  • The answer is a volume of sprayed material, and most texture is not bought by volume. Bagged powder only becomes texture once water is mixed into it, so the number of sacks depends on the mix ratio printed on them as well as on this volume — and a coverage rate quoted for the mixed material converts to a very different weight of dry product than one quoted for the powder. Check which of the two the data sheet gives before turning this into an order.
  • Texture hides nothing underneath it. A sprayed finish sits slightly proud and follows whatever it lands on, so a joint that was never sanded flat, a ridge of compound at a butt, or a fastener dimple left unfilled all read straight through the pattern once the light rakes across it. The board also has to be sealed first or the paper's suction pulls water out of the texture and it dries back powdery. The compound to reach that finish level, and the sealer over it, are separate quantities from this one.

Estimated cost — your price

This site holds no price list for this material — local prices vary too much to publish honestly. Enter your supplier's price and the result is costed with it.

20.74 ft6.32 m20.74 ft6.32 mequivalent area430 sq ft39.95 m²10 ft2 m

Computed in your browser — nothing you enter is uploaded. Presented in US customary units and US trade terminology. Where a formula follows a published standard, that standard and its edition are cited beside it on this page; where none governs, the page says so. Local amendments override model codes — verify against the code in force where you build.

Sources checked 2026-09-06 · in the site-wide review of 2026-09-06 · v1.1.1

Regulatory standards & verification citations1
  1. Texture material needed = area ÷ the product's rated coverage (area covered per unit volume), the same coverage-rate method used for paint and primer
Cite this page

Your workspace

Most jobs need more than one number. Add the calculators you need next and they open right here, underneath this one — your figures stay on screen and nothing is lost to a page change.

Tools and safety for this job

To hang plasterboard and cut board around openings and boxes. Generic types, no brands, no prices.

Protection this work requires

  • Joint-compound dust is very fine and travels: a P1/FFP1 mask is the minimum, and a damp-sponge finish avoids most of it.
  • Boards, blocks and bagged material cause most lasting back injuries on small sites: two people or a lifter for full sheets, and never a bag on one shoulder up a ladder.
  • Knives cause more site injuries than any power tool: cut away from your body, change blades often, and wear cut-resistant gloves to EN 388 level C for repeated cutting.
Show the 9 tools this job needs

Essential

  • Cordless drill/driver

  • Drywall saw

  • Tape measure

  • Utility knife

Recommended

  • Board lifter

  • Combination or framing square

  • Drywall screw gun

Optional

  • Oscillating multi-tool

  • Panel lift

Also needed as materials: drill and driver bits, oscillating blades, replacement blades.

what each drywall tool is for, and the spec that decides which to buy where one does.

Now that you have the number

These guides cover the work this quantity is for — the first ones run this calculator inside the section that raises the question.

Called something else where you work? Textured coating — the term in each market, how close the equivalence really is, and the standard that governs it.

How to calculate drywall texture spray material coverage in 3 steps

  1. Area to TextureThe total wall or ceiling area to be sprayed with texture.
  2. Coverage RateThe rated coverage of the texture product, from its technical data sheet.
  3. Texture material neededThe tool computes the texture material needed from those figures and shows the formula, its sources, and a confidence rating alongside it.

Texture material needed by area to texture

Page defaults, not your figures above.

Area to TextureTexture material needed (gal)
200 sq ft1.96
300 sq ft2.95
400 sq ft3.93
500 sq ft4.91
600 sq ft5.89
700 sq ft6.87
800 sq ft7.85

Frequently asked questions

Why does texture coverage vary so much between products?
Because texture patterns use different amounts of material — a heavier knockdown or popcorn texture typically more per square meter than a light orange-peel finish — and spray gun setup changes how much lands on the wall. Nozzle size, air pressure and hopper technique all move the split between material on the wall and overspray.
Where do I find the coverage rate for my texture product?
Check the manufacturer's technical data sheet for the specific texture compound — it will list a rated coverage area per unit volume for the intended application method, which should be used here instead of a generic assumption.
Does this account for multiple coats or touch-ups?
No — this calculates material for a single texture application over the given area. Add extra material separately if your job requires multiple passes, heavier texture buildup, or touch-up coverage.
Preliminary estimate, not certified engineering. This tool produces an indicative quantity calculation for planning purposes only — it is not a certified structural analysis, a guaranteed material takeoff, or a substitute for building department approval. Always verify measurements on-site and have a licensed contractor or structural engineer review any load-bearing, code-sensitive, or safety-critical work before purchasing materials or starting construction. Spotted an arithmetic or standards error? Report it to contact@craftquantities.com with your inputs — a confirmed fix gets a permanent check of its own, so the same mistake cannot come back.