ECG / EKG Medical Grade Recording Chart Paper, Roll, Red Grid, 50x100, Medical Grade Recording Chart Paper Equivalent to: Zoll 0650-0003 Fits Zoll models D-900, Defib 1400/2000, NTP-1000 and PD-1200 (sold by the roll, 50 rolls per case) Availability: Usually ships the same business day Zoll 0650-0003 equivalent A18549F$1.02 Copyright 2006-2011, A1cardiology.com