Flood Barriers Quick Dam Flood Barriers absorb, contain & divert problem flood water. Flood Barriers are water-activated and come in lengths of 5ft, 10ft and 17ft. Flood Barriers absorb, swell and gel oncoming water on contact to create a durable barrier. Flood Barriers are compact, lightweight and easy to use. Perfect to keep stored away until needed. Keep your home and property protected from the dangers of flooding. Description Voted #1 for Best Flood Barrier Protection Available in 5ft, 10ft, and 17ft lengths Self activating Patented Flood Barriers – just get them wet No need for sand or labor filling product Absorb 4 gallons, 8 gallons & 13.5 gallons of water (Depending on length) Grows to full size of 3.5in high in 10 minutes Contains a super absorbent powder that swells and gels water Swelled barriers contain, control, and divert flood water Built in wedge helps prevent from rolling Stack multiple barriers in pyramid formation to increase wall height Leave in place for ongoing protection and use Safe, non-hazardous, & non-toxic Environmentally friendly and decomposes over time Not for use with salt water- a chemical reaction causes deflation Flood Barriers are also sold in convenient Grab & Go Buckets Need to know how many Flood Barriers you need? Visit our Flood Protection Calculator to determine how many 5ft, 10ft, or 17ft Flood Barriers you need! Comparing Flood Bags & Barriers