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10"RND 24V PWR OPEN/CLS DMPR
10"ROUND DMPR 24V N/O S/R
12"x8" STATIC PRESSURE DAMPER
12wX18h PARALLEL 24v 3WIRE
14hX30w PARL N/O 24v 2-POS S/R
16hX16w PARL N/C 24v 2-POS S/R
16wX16h PARALLEL 24v 3WIRE
20"x12" STATIC PRESSURE DAMP
20wX8h PARL N/O 24v 2-POS S/R
24V 2-POS POWER-OPN/CLS ACTR
24wX10h PARALLEL 24v 3WIRE
2or3Zone 2H/1C ZoneCntrlPanel
37F-Opn 47F-Cls Freez Cntrl