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Pack KontrolĀ® Heavy Duty Double Wall Corrugated Boxes

Twice The Protection of Standard Cartons | Wide Range of Sizes

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Pack KontrolĀ® Heavy Duty Double Wall Corrugated Shipping Box Features

  • Twice the protection of a standard carton
  • Manufactured from heavy-duty, double-wall, kraft corrugated
  • Heavy-duty construction provides greater protection and stacking strength
  • Cartons are sold in bundle quantities and ship flat to save on storage space and shipping
  • *** Some cartons available with Hand Holes to make lifting and moving easier
See More Technical Specifications


Pack Kontrol® Heavy Duty Double Wall Corrugated Shipping Boxes provide outstanding protection in many shapes and sizes for maximum quality. These boxes offer twice the protection of a standard carton with different levels of protection—275#/ECT48, 350#/ECT51, and even 500#/ECT71. For any package that requires a strong body and intrinsic protection, Pack Kontrol® Heavy Duty Double Wall Corrugated Shipping Boxes are the go-to option. All corrugated boxes ship and store flat to save space.

Are we missing the specification you need? Please go to our Contact Us page and submit your question to us, or call 1-877-284-7760

Dimensions are indicative of internal dimensions of the box.

275# is a classification derived from the Mullen Test of a box’s bursting strength. A 275# rating means 275 pounds of force per square inch are required to break through the side of the box. ECT-48 is a classification derived from an Edge Crush Test of a box’s stacking strength. “Heavy Duty” double wall corrugated cardboard boxes have a minimum of 275# and ECT-48. They may be stronger than the minimum rating subject to individual and random variation. The recommended loading limit per carton varies by the selected rating as shown below.

Click the image below to enlarge it.

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, and in its original packaging. You’ll also need the receipt or proof of purchase.

To start a return, you can fill out the ORDER RETURN FORM HERE. If your return is accepted, we’ll send you the instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exceptions / non-returnable items
Certain types of items cannot be returned, like custom products (such as special orders or personalized items). Please get in touch if you have questions or concerns about your specific item. Certain Items will Carry restocking fees for us to take back into our stock, This is due to items being made to order or for being an oversized item.

Exchanges

The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.

Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.

Have a question that is not answered here? Please go to our Contact Us page and submit your question to us.


Request a Quote

Looking for a quotation ? We would be happy to help by providing a quick response, inventory status, and Volume Level pricing, when available. Please fill out the form below and a representative will be in touch with you within hours to one business day to answer any questions and quote your request.

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Product Details

Pack Kontrol® Heavy Duty Double Wall Corrugated Shipping Boxes provide outstanding protection in many shapes and sizes for maximum quality. These boxes offer twice the protection of a standard carton with different levels of protection—275#/ECT48, 350#/ECT51, and even 500#/ECT71. For any package that requires a strong body and intrinsic protection, Pack Kontrol® Heavy Duty Double Wall Corrugated Shipping Boxes are the go-to option. All corrugated boxes ship and store flat to save space.

Product Specifications

Are we missing the specification you need? Please go to our Contact Us page and submit your question to us, or call 1-877-284-7760

Dimensions are indicative of internal dimensions of the box.

275# is a classification derived from the Mullen Test of a box’s bursting strength. A 275# rating means 275 pounds of force per square inch are required to break through the side of the box. ECT-48 is a classification derived from an Edge Crush Test of a box’s stacking strength. “Heavy Duty” double wall corrugated cardboard boxes have a minimum of 275# and ECT-48. They may be stronger than the minimum rating subject to individual and random variation. The recommended loading limit per carton varies by the selected rating as shown below.

Click the image below to enlarge it.

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Frequently Asked Questions

Have a question that is not answered here? Please go to our Contact Us page and submit your question to us.


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We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, and in its original packaging. You’ll also need the receipt or proof of purchase.

To start a return, you can fill out the ORDER RETURN FORM HERE. If your return is accepted, we’ll send you the instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exceptions / non-returnable items
Certain types of items cannot be returned, like custom products (such as special orders or personalized items). Please get in touch if you have questions or concerns about your specific item. Certain Items will Carry restocking fees for us to take back into our stock, This is due to items being made to order or for being an oversized item.

Exchanges

The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.

Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.

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