Product Descriptionquick Dam Flood Barrierspatented Water Activated Flood Barriers Absorb, Control, & Divert Flood Waterproduct Descriptionprotect Your Home Or Property In Times Of Flooding With Quick Dam Flood Barriers Quick Dams Expand And Activate On Contact With Water Just Lay Them In Place And Let The Water Do The Rest Absorb Contain And Divert Problem Water Away From Your Home And Property, Before It Becomes A Problem Keep Some On Hand For Emergency Situations Use Around Doorways, Garages, Leaking Tanks, Construction Projects, Anywhere Water Is A Problemprotect Against:Storm Surges & Water Main Breaks Overflowing Appliances & Equipment Leaking Equipment & Water Tanks Broken Sprinkler Heads Ac Condensation Overflow Spills, Leaks, Floods, Drips & Morewater Activated Flood Barriersjust Get Them Wet Grows To A Full Size Of 35In High In 10 Minutes Contains A Super Absorbent Powder That Swells And Gels Water Swelled Barriers Contain, Control, And Divert Flood Water No Need For Sand Or Labor Filling Product Available In 5Ft, 10Ft, Or 17Ft Lengths Absorbs 4 Gallons, 8 Gallons & 135 Gallons Of Water Respectivelyhow To Useplace The Barriers In The Path Of Oncoming Flood Water As They Come In Contact With Water, It Will Absorb Through Material & Start To Swell Barriers Reach Their Full Height Of 35In In 10 Mins If Enough Water Is Present If A Rush Of Water Is Expected Or You Need To Stack Them, Pre-Soaking Them Is Recommended Not For Use With Salt Water* Place Wider Section Of Barrier Towards Water, As The Smaller Section (Wedge) Prevents It From Rolling **Do Not Want Water Moving In This Direction Causing Seepage In Between The Barrierstips & Tricksduring First Activation, We Recommend Checking On Them To Make Sure They Are Directing Water As Desired Adjustments May Be Necessary As Landscaping Can Alter Water Flow Barriers Should Be Stacked Higher Than Water Level For Stability And To Prevent Them From Floating Away Barriers Are Flexible And Can Be Curved Or Wrapped Barriers Have A Dual Chamber, Place Wider Edge Towards Water & Smaller Wedge Away From Water To Prevent Rolling Out Of Position Pre-Soaking Is Recommended Prior To Stacking Or If Heavy Rain Or Water Flow Is Expected Staining May Occur In Instances Where The Surface Is Porous Or Unfinished Cement Is Present Remove From Area When No Longer Needed Porous Surfaces Like Unfinished Cement Cause Excessive Seepage, Since They Are Both Trying To Absorb Water Plastic Barrier Film In Between, May Help For Use In The Wintersnow Months, Make Sure They Are Fully Activated Before Freezing Temperatures Occur To Assure Maximum Protection When The Snow Is Melting We Do Not Recommend Moving Them While Frozen To Prevent Any Tearing Of The Outer Material Also, Salt On The Roads Should Not Come In Contact With Quick Dams To Help, Pre-Activate Quick Dams With Water & Then Wrap Plastic Under & Over The Top To Prevent The Salt From Making Contact Do Not Use Around Salt Water, Lime Or Calcium These Will Cause The Inner Absorbent To Release The Water & Deflate The Product Making It Useless Flood Barriers Will Not Fully Activate Unless Enough Water Is Present Once Activated By Water They Can Be Used As A Barrier Against Other Oils & Chemicals Leave In Place For 3-6 Months Of Ongoing Protection Shrinking Will Occur As They Dry Out, But They Will Swell Again Once Re-Exposed To Water Length Of Time To Dry Out Varies On Climate Average Is About 3 Months As Higher Humidity Levels Tend To Take Longer Once Completely Dry, They Will Feel Crunchy And Ready For Reactivation Smooth The Contents To Evenly Distribute The Super Absorbent Polymers Direct Sunlight Causes The Product To Degrade At A Rapid Pace, Which Will Result In The Product Feeling Slimy Do Not Cut The Inner Contents Will Be Exposed And Will Make The Product Unusablestorage & Shelf Lifebarriers Unused, Have A 5+ Year Shelf Life Store In Sealed Bag For Maximum Term Keep On