Floor springs A range of door closers suitable for doors weighing up to 300 kg with a maximum width of 140 cm, and for accessories to be used with metallic or wooden doors. The perfect complement to TESA's range of fittings for glass doors. CTSU71 Door CloserCTSU71 series floor spring, available with closing force … CTSU100 Door CloserAdjustable force CTSU100 floor door closer CTSU200 Door CloserCTSU200 adaptable floor door closer CTSU300 Door CloserCTSU300 floor door closer with high capacity CTSU80 Door CloserCTSU80 floor springs doorcloser