Finding the Right Tarp Size

Written by: Zakary DeLeo

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Published on

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Time to read 1 min

Step 1: Measure Your Item or Area


For Flat Surfaces (e.g., floors, walls):


  • Measure length x width
  • Add 6–12 inches on each side for securing/overlap if needed

For 3D Objects (e.g., machinery, trailers):


  1. Top Measurement : Length x Width of the top
  2. Side Drape : Decide how far down the tarp should hang
  3. Add side drape to each side:
  • Total tarp length = Top length + 2 × Drape
  • Total tarp width = Top width + 2 × Drape

📌 Example : If you have a machine 6’L x 4’W and want 1.5’ side coverage:

  • Order a tarp ~9’L x 7’W

Step 2: Identify Your Purpose

Table for tarp Purpose

Step 3: Understand Cut Size vs. Finished Size


Most tarps are sold as cut size , which is the pre-hemmed dimension. After hemming, tarps are usually 3–5% smaller , or up to 6–12 inches less than labeled.


Sara Glove Tip: Always round up to the next size and allow for shrinkage or loss in hemming—especially for custom fits.

Step 4: Consider Fittings & Accessories


To ensure your tarp functions well:


Grommets

  • Look for tarps with grommets spaced every 18–36 inches
  • For extra hold, you can install additional grommets yourself

Ropes/Straps

  • Most tarps do not come with ropes
  • Choose ratchet straps for heavy-duty use, or simple rope/bungee cords for lightweight covers

Extras

  • Consider pockets for poles, zippers for enclosures, or Velcro flaps for added usability

Step 5: Choose the Right Material


Not all tarps are created equal! Whether you need something breathable, waterproof, lightweight, or ultra-durable, selecting the right material is just as important as picking the right size. From poly to vinyl , canvas , and beyond—each has its own strengths based on your use case.

👉  Read our guide on choosing the right tarp material to find out which one is best for your job.

Table for choosing the right tarp material

Step 6: Standard vs. Custom Sizes

Sara Glove carries a wide range of standard sizes like:

  • Small: 6’x8’, 8’x10’
  • Medium: 10’x12’, 12’x16’
  • Large: 20’x30’, 30’x40’
  • XL: Up to 100’x100’

For custom sizes , reach out to our team and we’ll help build a tarp to your exact specs.

Final Tips Before You Order

  • Measure twice , order once
  • Go larger if unsure—too big is better than too small
  • Think about weather , fasteners , and how often you'll be using it

Need help picking the perfect tarp? Call us or send a chat describing what you’re covering—we’re happy to guide you step-by-step.

Protect what matters with confidence.
Choose SaraGlove.com for tarps that work as hard as you do. 💪