• Double windchest
• Two 56 notes keyboards
• 30 notes concave pedalboard with parallels keys
• The stops, manuals, pedal and couplers action is Mecanical
• Wind pressure is 85 mm of water for pedal and manual
• Tuning is equal temperament A=440 Hz
• 422 pipes with 31 façade pipes (préstant 4’) and 35 pipes offset to the sizes and the rear
• Laukhuff blower
• bellows with parallel folds
• regulation with curtain valve

Overall size
Height  : 2m48
width  : 1m76
depth : 1m18