M-D 36 In. x 7 Ft. Rigid Aluminum Door Jamb Weatherstrip Hinge Reduces formation and accumulation of

Reduces formation and accumulation of creosote

It is UL listed for use on fire doors to ensure the highest quality and is grade 3 certified

Active Ingredient: Dimethylamine Salt of  2

Time-released nitrogen for extended feeding for up to 8 weeks

2-1/2" high sides

M-D 36 In. x 7 Ft. Rigid Aluminum Door Jamb Weatherstrip Hinge Reduces formation and accumulation of36' x 84', aluminum and vinyl universal weatherstrip set designed to install around the top and sides of door. Set includes (2) 7' side strips and (1) 3' top strip (no bottom). Fasteners included: Nails for wood frame doors and screws for wood or steel frame doors.