Bonide® 7492 BurnOut® All Natural Weed & Grass Killer, Ready-To-Use, 1 Gallon FREEOVER35 Duct Connector Size: 3-1/4" x

Duct Connector Size:  3-1/4" x 10"

Each end cap should seal around the end of the Hummerbar®

Built-in damper minimizes backdrafts

push buttons and other wired  control devices

75" l x 21

Bonide® 7492 BurnOut® All Natural Weed & Grass Killer, Ready-To-Use, 1 Gallon FREEOVER35 Duct Connector Size: 3-1/4" xMade from natural ingredients, Burn Out is approved for organic gardening, and is safe for use around people and pets. Burn Out kills all types of actively growing weeds and grasses. Burn Out is very fast acting, is rainproof when dry, works at temps as low as 40 F, and does not translocate. Great for use around borders, driveways, sidewalks, around the base of mature trees, around buildings, fence lines, barns and pastures, school grounds, in