# Looking for a specific plastic bag type

**URL:** <https://boards.straightdope.com/t/looking-for-a-specific-plastic-bag-type/763430>\
**Category:** Factual Questions\
**Created:** [August 20, 2016, 7:53pm UTC](https://boards.straightdope.com/t/looking-for-a-specific-plastic-bag-type/763430 "2016-08-20T19:53:12Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![drachillix](https://avatars.discourse-cdn.com/v4/letter/d/48db29/32.png) [@drachillix](https://boards.straightdope.com/u/drachillix)\
**Post date:** [August 20, 2016, 7:53pm UTC](https://boards.straightdope.com/t/looking-for-a-specific-plastic-bag-type/763430/1 "2016-08-20T19:53:12Z")

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I am working on a project that needs a large collapsible water reservoir. I am thinking a kind of heavy duty plastic bag

kinda like this

> **[Gladiator 39 gal Pop Up Yard Bag Flat Top 1 pk - Ace Hardware](https://www.acehardware.com/departments/home-and-decor/trash-and-recycling/trash-bags/6222178)**
>
> Our leaf bag provides an easy way to clean up weeds, grass clippings and other types of yard waste. They also provide for a variety of every day storage solutions, such as storage for toys, laundry fresh off the clothesline, holding fruits and...

I dont mind if its a wear part that gets replaced every few uses but it needs to hold at least 30-40 gallons of water without bursting easily for a couple days of sitting full (would not move around so sloshing not an issue).

any reccomendations as to a proper search term or a possible solution?

It would be supported around the top for filling/standing

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**Author:** ![Bear\_Nenno](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/bear_nenno/32/3358_2.png) [@Bear\_Nenno](https://boards.straightdope.com/u/Bear_Nenno)\
**Post date:** [August 20, 2016, 8:11pm UTC](https://boards.straightdope.com/t/looking-for-a-specific-plastic-bag-type/763430/2 "2016-08-20T20:11:52Z")

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Search for bladders. There is a 40 gallon RV bladder for $100 as one of the first hits on google. Tou wont need to keep replacing them, either.

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**Author:** ![drachillix](https://avatars.discourse-cdn.com/v4/letter/d/48db29/32.png) [@drachillix](https://boards.straightdope.com/u/drachillix)\
**Post date:** [August 20, 2016, 9:44pm UTC](https://boards.straightdope.com/t/looking-for-a-specific-plastic-bag-type/763430/3 "2016-08-20T21:44:30Z")

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> [@Bear\_Nenno](#):
>
> Search for bladders. There is a 40 gallon RV bladder for $100 as one of the first hits on google. Tou wont need to keep replacing them, either.

Close!

I kinda needed something “open topped” which a link off of a site looking at bladders got me to this

> **[Amazon.com : Etna 50-Gallon Portable Rain Barrel : Water Barrel : Patio, Lawn...](https://www.amazon.com/Etna-50-Gallon-Portable-Rain-Barrel/dp/B007EM2YCE)**
>
> Go Green with this Safe"Soft Water" SolutionThis rain barrel collects water from rooftop runoff and provides you with an ample supply of free water containing no chlorine, lime, or calcium with fewer sediments and dissolved salts than municipal...

which I think will do nicely.  
thank you!