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Your First Line of Defense Against Flooding

FlowStop flood barriers stop water from entering through your property’s openings.

 

The latest innovation in flood protection, FlowStop is an inflatable solution that stops flooding fast.

Custom-made to fit your door, garage, or window, FlowStop can be sized to nearly any length and height.

Simply inflate your FlowStop

& protect your property from flooding.

Why FlowStop?

Custom-made

FlowStop fits most openings. They’re made to fit the width of your frame, and as tall as needed.

Easy to setup

FlowStop is easy to carry and set up. You pretty much only need to inflate your device in the opening.

No tools needed

In most cases, no extra tools or construction is required. Place your FlowStop & inflate.

Easy to store

When deflated, FlowStop is light & compact. Hang by the handle or roll up in a box.

Stops flooding

Flowstop is engineered to stop water at the openings, even during severe weather. Made of strong PVC material, they are resilient against powerful winds, surging waves, debris, and more.

Protecting properties worldwide

Flowstop Flood barriers around the world

Get a FlowStop flood barrier

01

Measure your opening

FlowStop needs a frame with some depth to push against. If your door, window, or garage has a frame, measure its width and depth. We recommend making your FlowStop taller than the projected flood depths in your area. Have questions? Reach out to our team! 

02

Calculate your Cost

FlowStop flood barriers are priced per square inch. 

We multiply the numerical width of your opening with the height. We then multiply this number by $0.60 for your cost per unit minus tax and shipping. Check our Price calculator here.

03

Orders and delivery expectations

FlowStops are custom-made and allow for manufacturing and delivery, which can take 4-5 weeks.

Store

Google reviews

Our clients are from all over the world, click on the review to read the google translation

  • How does Flowstop prevent flooding damage to my property?
    Our inflatable flood barrier devices are custom-made to fit your door, window, or garage frame, or any other opening. An inflated Flowstop creates a high-pressure, sealed barrier in any framed opening, preventing water from entering.
  • Is Flowstop resistant against strong wind?
    Yes, our technology is designed to resist the force of both strong pulling and pushing, including strong wind.
  • Can Flowstop be reused over and over?
    Yes! Flowstop has been designed and tested to be reused up to 100 times.
  • Can Flowstop withstand the debris that may occur in extreme weather?
    Yes. Flowstop was designed and tested against the various types of debris that may occur in different conditions. This includes logs, sharp objects, and more. In addition, it has gone through additional testing under extreme pressure, and even withstood direct hits from sharp scissors. FlowStop is made of PVC material and made to withstand strong impact,
  • Does Flowstop work within an uneven frame opening?
    Yes, Flowstop is an inflatable device and is able to adapt to the imperfection within an uneven frame, whether it be a window, door, or garage opening.
  • Can Flowstop be used on a slope?
    Yes, Flowstop can adapt and hold a strong seal, even on a slope.
  • How much does a flowstop weight?
    FlowStop weighs 0.0006 pound per square inch. For example, a FlowStop that is 36” w x 31.5” h weighs 6.8 lbs.
  • When is the appropriate time to setup my Flowstop?
    A FlowStop flood barrier can be set up in minutes, but protecting a full house might take hours. We suggest preparing and setting up most of your Flowstop at the first warning of potential flooding.
  • Can Flowstop withstand extreme temperature?
    Even in extremely high temperatures Flowstop will experience no alteration of shape or resistance. Flowstop has been tested at temperatures as high as 167 degrees Fahrenheit.
  • How do I store my flowstop?
    FlowStop is easy to roll up and can be kept in a box, or hung by their handle.
  • Do I need to test my FlowStop?
    Yes! We suggest testing your FlowStop as soon as you receive it. This way, if there are any problems, we can fix them before an emergency arises.
  • Can I see a demo?
    Currently, we are offering a demo program whereby you contact us and we will send a demo device to your house.
  • What size Flowstop should I order?
    You should order a flowstop exactly the size of your opening. Measure the width of your opening (in inches) that needs protection, not the size of the actual door/window and place your order. Please visit our tutorials for more information.
  • What size do you have?
    Most Flowstop devices are custom-made to fit your openings. We can custom-make any size or shape. Our standard sizes are rectangular shapes with 31.5" in height, 6" - 7.5" in depth, and 30"- 177" in width. We can also custom-make round or square devices.
  • How much does it cost?
    We charge $0.6 per Square Inch: Multiply the Width of your opening by the Height you need to get you total square inch. Multiply your total square inch by $0.6. A 36" wide flowstop with a standard height of 31.5" costs: 36 * 31.5 * 0.6 = $680
  • I don't have a framed opening; my window is flushed. Can I still use Flowstop?
    Yes! If you don't have a framed opening, reach out to us, we suggest poles to mount on your wall to help the Flowstop in place.
  • Do I need to purchase tools or other equipment to use my Flowstop?
    No, there is no need for any additional installation tools or property modification. Your order includes a pump to inflate your Flowstop.
  • How long does it take to receive my Flowstop device?
    Standard sizes are usually kept within our inventory and will ship within 3 business days. Custom sizes may take up to 3 weeks to produce and will ship immediately after production.
  • What's the Guarantee on my Flowstop?
    Your Flowstop are guarantee 5 five years against any manufacturing defect.
  • Can I return my flowstop if I change my mind?
    No, Flowstop are custom-made and can't be return.
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