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Fire Alarm Riser Builder

Build riser diagrams, calculate NAC voltage drop, and analyze speaker dB loss from the tools below.

Riser Builder Tool
Quick setup and draw fire alarm riser diagrams.
Open Riser Builder Tool
NAC Voltage Drop Calculator
Calculate NAC, strobe, and horn circuit voltage drop.
Open NAC Voltage Drop
Speaker dB Loss Calculator
Calculate speaker circuit dB loss and wattage.
Open Speaker dB Loss