Door Closers NC8826 - Heavy Duty N8825 - Heavy Duty with Back Check N8824 / N8824BC / N8824SR - Medium Duty N8834 - Medium Duty CE Marked Retro3 & Retro4 - The ideal retro-fit solution ES103 - Size 3 Closer 88234 - Surface Mounted Door Closer 803 / 804 - Fully Concealed 89624 - Cam Action Concealed Door Closer NC8803 (CE3F) - Fixed Size 3 Rack & Pinion Door Closer