Muslin vs Canvas Covering Yardage Calculator

Compare actual per-flat muslin/canvas roll-width cutting estimates using one-direction drops and caller edge allowance; no scrap reuse, seam overlap, stretch, strength or fire treatment assumed.

Description

Fabric rolls create whole vertical covering strips with edge allowances.

Fabric rolls create whole vertical covering strips with edge allowances. Roll width changes purchasing length for the same flats.^[1]

Enter 1–128 aligned positive flat dimensions, positive roll widths and nonnegative allowance. Return muslin/canvas strip counts and lengths in meters.

When to use Muslin vs Canvas Covering Yardage Calculator

Use Muslin vs Canvas Covering Yardage Calculator when you need to evaluate the supplied records under the calculation and evidence rules below. No scrap reuse, seam overlap, stretching, strength or fire treatment is assumed.

Prepare the actual venue, production, inventory or financial records requested. Confirm units and supply applicable local limits or verified catalog values.

How to use Muslin vs Canvas Covering Yardage Calculator and understand its results

Prepare the actual venue, production, inventory or financial records requested. Confirm units and supply applicable local limits or verified catalog values.
Enter flatCoverWidthsM, flatCoverHeightsM, edgeAllowanceM, muslinRollWidthM, canvasRollWidthM using the field table and calculation rules, then run the tool.
Read muslinStripCounts, canvasStripCounts, muslinPurchaseLengthM, canvasPurchaseLengthM. The explanation below defines the units, signs, ordering and any flags or placeholder values.
If the tool reports an input issue, correct the values and run it again. Apply the stated assumptions when interpreting a successfully returned result.

Input field	Meaning	Value type; see rules below	Requirement
flatCoverWidthsM	Flat cover widths m	list of number	Required
flatCoverHeightsM	Flat cover heights m	list of number	Required
edgeAllowanceM	Edge allowance m	number	Required
muslinRollWidthM	Muslin roll width m	number	Required
canvasRollWidthM	Canvas roll width m	number	Required

Enter 1–128 aligned positive flat dimensions, positive roll widths and nonnegative allowance. Return muslin/canvas strip counts and lengths in meters.

strips=ceil((width+2allowance)/rollWidth); length=sum(strips×(height+2allowance))

Units, indexing, boundary conditions and exceptional cases are defined in the calculation rules above.

Output field	Meaning	Value type
muslinStripCounts	Muslin strip counts	list of number
canvasStripCounts	Canvas strip counts	list of number
muslinPurchaseLengthM	Muslin purchase length m	number
canvasPurchaseLengthM	Canvas purchase length m	number

json

{
  "input": {
    "flatCoverWidthsM": [
      3,
      2
    ],
    "flatCoverHeightsM": [
      2,
      2
    ],
    "edgeAllowanceM": 0.1,
    "muslinRollWidthM": 2,
    "canvasRollWidthM": 1.5
  },
  "output": {
    "muslinStripCounts": [
      2,
      2
    ],
    "canvasStripCounts": [
      3,
      2
    ],
    "muslinPurchaseLengthM": 8.8,
    "canvasPurchaseLengthM": 11
  }
}

Limitations and assumptions

No scrap reuse, seam overlap, stretching, strength or fire treatment is assumed.

Numeric inputs, where present, must be finite. Follow the calculation-specific rules for overflow, underflow and exceptional cases. Numeric lists are limited to 10,000 entries; string lists to 128 strings of at most 128 characters each. The rules above may impose smaller limits. Missing required fields, extra fields, wrong value types and violations of the calculation rules are input errors.

Alternative or Complementary methods

Use Grand Drape Fullness Yardage Calculator: Grand-drape fullness expands the flat fabric span. Whole roll drops and allowances determine purchased length. For a complementary task, use Velour Weight Oz Linear Yard Lookup: Fabric weight per linear yard depends on roll width when the underlying measure is ounces per square yard. Purchased length determines total mass.

References

Muslin vs Canvas Covering Yardage Calculator — tool.io

Similar or alternative tools

Grand Drape Fullness Yardage Calculator
Grand-drape fullness expands the flat fabric span. Whole roll drops and allowances determine purchased length.
Velour Weight Oz Linear Yard Lookup
Fabric weight per linear yard depends on roll width when the underlying measure is ounces per square yard. Purchased length determines total mass.