Silent Call SD4-SS User Manual
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• Put a smoke detector inside every bedroom where someone sleeps with
the door closed. Smoke could be blocked by the closed door, or the
alarm may not wake the sleeper if the door is closed.
• Put detectors as close to the center of the ceiling as possible. If this is not
practical, put the detector on the ceiling, but no closer than 4 inches (10
cm) from any wall or corner. See figure 4.
• If wall mounting is permitted by your local and state codes. Put the top
of wall-mounted detectors between 4 and 6 inches (10 and 15 cm) from
the ceiling. see figure 4.