Yale P-2002 Standard Door Closer, Spring Loaded with Adjustable Tensioner, Automatic Closure of Doors Up to 80 kg, Silver Finish Yale door closers are mainly used in commercial and public buildings but may also be used around the home where circumstances make their use desirable. They have a variety of uses and applications one of the main ones being to keep a door closed to limit the spread of fire and draught throughout a building. This Yale P2002 adjustable power size 3 (60 kg door weight) to size 4 (80 kg door weight) is a surface mounted door closer, suitable for right or left hand doors, with separate adjustments for closing and latching speeds for a comfortable close, the YALP2002 has an adjustable arm so you obtain the correct pressure.