Features and Benefits: Each carton cantains 6,4-foot sections, 24 Linear feet per carton. * Fits inside any 5-inch K-style gutter. Simple to install. No hardware or additional tools required! * Prevents mosquitoes and other insects from bredding in gutters. Protects your home from foundation problems, basement leaks, rotting windows, and fascia boards. * Contains biocide and fungicide that inhibits the growth of mold, mildew, fungus, algae, and moss. Contains protective UV coating to protect from damage from the sun. Environmentally friendly green product. * Withstands heat, ice, and snow. Independent laboratory tests have proven RainFilter as a superior Gutter Filtration system.