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  • Tarps by Material & Application
  • Canopies for Outdoor Shelter, Events & Storage
  • Canopy Fittings
  • Canopy Replacement Covers
  • Canopy Box Kits for DIY Canopy Frames
  • Privacy Fence Tarps 87%
  • Sun Shade Sails 90%
  • Tarps By Size
  • Firewood Rack Covers
  • Fabric By The Yard
  • Accessories

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    • Natural Canvas Tarps Untreated 10 Oz.

    Our natural canvas tarps are made from 100% woven cotton and designed for applications where breathability, strength, and chemical-free materials matter most. Unlike treated or synthetic tarps, these canvas tarps contain no waterproofing agents or chemical treatments, making them ideal for sensitive uses that require natural airflow and reduced off-gassing.

     

    Constructed from 10 oz. per square yard heavy-duty canvas, each tarp features double-stitched seams, triple-thick hems, and brass grommets spaced every 2 feet for dependable strength and secure tie-down. The breathable cotton fabric helps reduce condensation buildup, cut wind, and protect covered items without trapping moisture underneath.

     

    Natural untreated canvas tarps are commonly used for equipment covers, construction projects, agricultural applications, and situations where a strong, breathable, and chemical-free tarp is preferred.

    • ✔ 100% natural, woven cotton fabric
    • ✔ 10 oz per square yard heavy-duty construction
    • ✔ No chemical waterproofing agents added
    • ✔ Breathable material reduces condensation
    • ✔ Mildew resistant
    • ✔ Double-stitched seams with triple-thick hems
    • ✔ Grommets spaced every 2 feet
    • ✔ Made in the USA
    • SALE
      05' X 07' Natural Canvas Tarp
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      05' X 07' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $27.98
      Now: $18.50
      Add to Cart
    • SALE
      06' X 08' Natural Canvas Tarp
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      06' X 08' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $33.98
      Now: $23.07
      Add to Cart
    • SALE
      06' X 10' Natural Canvas Tarp
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      06' X 10' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $37.96
      Now: $28.85
      Add to Cart
    • SALE
      07' X 09' Natural Canvas Tarp
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      07' X 09' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $35.98
      Now: $30.29
      Add to Cart
    • SALE
      08' X 10' Natural Canvas Tarp
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      08' X 10' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $53.94
      Now: $38.47
      Add to Cart
    • SALE
      08' X 12' Natural Canvas Tarp
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      08' X 12' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $64.70
      Now: $46.16
      Add to Cart
    • SALE
      08' X 14' Natural Canvas Tarp
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      08' X 14' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $75.48
      Now: $53.85
      Add to Cart
    • SALE
      08' X 16' Natural Canvas Tarp
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      08' X 16' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $86.30
      Now: $61.55
      Add to Cart
    • SALE
      08' X 18' Natural Canvas Tarp
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      08' X 18' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $97.06
      Now: $69.24
      Add to Cart
    • SALE
      09' X 12' Natural Canvas Tarp
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      09' X 12' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $72.80
      Now: $51.93
      Add to Cart
    • SALE
      10' X 10' Natural Canvas Tarp
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      10' X 10' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $67.42
      Now: $44.08
      Add to Cart
    • SALE
      10' X 12' Natural Canvas Tarp
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      10' X 12' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $80.90
      Now: $52.90
      Add to Cart
    • SALE
      10' X 14' Natural Canvas Tarp
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      10' X 14' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $94.38
      Now: $61.72
      Add to Cart
    • SALE
      10' X 16' Natural Canvas Tarp
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      10' X 16' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $107.88
      Now: $70.53
      Add to Cart
    • SALE
      10' X 18' Natural Canvas Tarp
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      10' X 18' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $121.36
      Now: $79.35
      Add to Cart
    • SALE
      10' X 20' Natural Canvas Tarp
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      10' X 20' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $134.84
      Now: $88.17
      Add to Cart
    • SALE
      12' X 12' Natural Canvas Tarp
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      12' X 12' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $97.06
      Now: $63.47
      Add to Cart
    • SALE
      12' X 14' Natural Canvas Tarp
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      12' X 14' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $113.26
      Now: $74.05
      Add to Cart
    • SALE
      12' X 15' Natural Canvas Tarp
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      12' X 15' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $121.36
      Now: $79.35
      Add to Cart
    • SALE
      12' X 18' Natural Canvas Tarp
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      12' X 18' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $145.62
      Now: $95.22
      Add to Cart
    • SALE
      12' X 20' Natural Canvas Tarp
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      12' X 20' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $147.10
      Now: $105.80
      Add to Cart
    • SALE
      12' X 24' Natural Canvas Tarp
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      12' X 24' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $194.16
      Now: $126.95
      Add to Cart
    • SALE
      14' X 16' Natural Canvas Tarp
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      14' X 16' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $151.60
      Now: $98.73
      Add to Cart
    • SALE
      14' X 18' Natural Canvas Tarp
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      14' X 18' Natural Canvas Tarp

      Natural Canvas Tarps (Untreated) – 10 oz Heavy-Duty Cotton Fabric Our natural untreated canvas tarps are made from 100% woven cotton fabric, providing a strong, breathable, and chemical-free covering solution for a wide range of applications. With a 10...
      Was: $169.88
      Now: $111.08
      Add to Cart
    Compare Selected

    Natural / Untreated Canvas Tarps

    What Are Natural Canvas Tarps?

    Natural canvas tarps are made from 100% woven cotton canvas with no waterproofing agents, waxes, or chemical treatments added. Unlike treated canvas or synthetic tarps, untreated canvas remains fully breathable, making it ideal for applications where airflow, moisture release, and chemical-free materials are required.

    Because these tarps are untreated, they are not waterproof, but they excel at reducing wind, limiting debris exposure, and minimizing condensation buildup underneath the cover.

    Why Choose Untreated Canvas Over Treated or Synthetic Tarps?

    Untreated canvas tarps offer unique advantages that other materials cannot provide:

    • No chemical treatments — safe for sensitive environments

    • Highly breathable fabric reduces trapped moisture

    • Helps prevent condensation on equipment and materials

    • Strong natural fibers provide durable coverage

    • Quieter in wind compared to plastic tarps

    These qualities make natural canvas tarps especially useful for applications where airflow and material safety matter more than complete water resistance.

    Construction & Material Details

    Our natural canvas tarps are constructed using 10 oz. per square yard woven cotton canvas, providing a balance of strength and flexibility. Each tarp includes:

    • Double-stitched hems and seams for added durability

    • Triple-thick reinforced hems

    • Solid brass grommets spaced every 2 feet

    • Strong, breathable cotton fabric

    • No chemical waterproofing or preservatives

    This construction ensures dependable performance while maintaining the natural properties of untreated canvas.

    Common Uses for Natural Canvas Tarps

    Natural untreated canvas tarps are commonly used for:

    • Equipment and machinery covers

    • Construction and jobsite protection

    • Agricultural and farm applications

    • Material storage requiring airflow

    • Wind and dust barriers

    • Situations requiring chemical-free coverage

    They are especially popular where condensation, trapped moisture, or chemical exposure is a concern.

    Important Usage Notes

    Because these tarps are untreated, they will absorb water if exposed to prolonged rain. For applications requiring waterproof protection, a treated canvas or synthetic tarp may be a better choice.

    Allowing the tarp to dry fully between uses helps extend its lifespan and prevent mildew.

    FREQUENTLY ASKED QUESTIONS (VISIBLE)

    Are natural canvas tarps waterproof?

    No. Natural canvas tarps are not waterproof. They are untreated and designed to remain breathable.

    Do untreated canvas tarps contain any chemicals?

    No. These tarps contain no waterproofing agents, waxes, or chemical treatments.

    Will natural canvas tarps mildew?

    Canvas is naturally breathable, but allowing the tarp to dry fully between uses helps prevent mildew over time.

    What is the difference between treated and untreated canvas tarps?

    Treated canvas tarps include water-resistant coatings. Untreated canvas tarps remain chemical-free and fully breathable.

    When should I choose untreated canvas instead of treated canvas?

    Choose untreated canvas when airflow, reduced condensation, and chemical-free materials are more important than water resistance.

    Looking for additional options? Explore our Treated Canvas Tarps for water-resistant coverage, Poly Tarps for lightweight waterproof protection, or Vinyl Tarps for heavy-duty industrial applications.

    ★ Over 40 Years Experience | ✔ Heavy-Duty Materials Built to Last | Fast Nationwide Shipping