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.
How to Get your FlowStop
01
ONLINE ASSESSMENT
Contact us, and schedule an online compatibility assessment with our team. We will review all available options, assess compatibility, and provide a cost estimate with recommendations.
02
ON-SITE VISIT
If you decide to move forward, we will schedule a free, in-person visit with one of our local agents. They will take final measurements and provide a tailored recommendation to ensure optimal protection for your home.
03
FINAL QUOTE & DELIVERY
Following the assessment, you will receive a final quote. Upon approval, we will issue an invoice. Your Flowstop system will be ready within six weeks of receipt of payment.
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
Google reviews
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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.
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Is Flowstop resistant against strong wind?Yes, our technology is designed to resist the force of both strong pulling and pushing, including strong wind.
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Can Flowstop be reused over and over?Yes! Flowstop is designed and tested to be reused and repaired.
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Can Flowstop withstand the debris that may occur in extreme weather?Yes, Flowstop was specifically designed and tested to withstand various types of debris that may occur in different conditions — including logs, sharp objects, and more. It has also undergone additional testing under extreme pressure scenarios. While it is made of durable PVC and engineered to absorb strong impacts, it is not intended to serve as a hurricane shutter.
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Does Flowstop work within an uneven frame opening?Yes, Flowstop is an inflatable device designed to adapt to imperfections within uneven frames—whether it’s a window, door, or garage opening. In some extreme cases, we will recommend leveling the floor, filling in large cracks, or applying a Flood Protection Paste to ensure a secure seal.
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Can Flowstop be used on a slope?Yes, Flowstop can adapt and hold a strong seal, even on a slope.
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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.
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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.
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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.
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How do I store my flowstop?FlowStop is easy to roll up and can be kept in a box, or hung by their handle.
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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.
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Can I see a demo?Flowstop partners with certified flood protection experts. To get started, please schedule an online assessment. After that, we’ll connect you with a local agent for an in-person demonstration.
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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.
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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.
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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
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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.
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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.
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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 6 to 9 weeks to produce and will ship immediately after production.
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What's the Guarantee on my Flowstop?Your Flowstop are guarantee 5 five years against any manufacturing defect.
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Can I return my flowstop if I change my mind?No, Flowstop are custom-made and can't be return.