Fire Alarm Deficiency Found: Outdoor Horn/Strobe Device Replacement Needed During the recent service call, a deficiency was noted with your fire alarm system regarding a faulty outdoor horn/strobe device that will require replacement. Nelbud proposes to replace (1) outdoor horn/strobe device to resolve this deficiency. The proposal below is all-inclusive and includes all parts and labor. You can accept this proposal electronically or contact me directly. Alarm Systems Repair During most recent service call Technician found faulty outdoor horn/strobe device. Need to replace with new System Sensor SRK or P2RHK weatherproof horn/strobe device. Need to send quote for replacement device. (1) System Sensor SRK or P2RHK weatherproof horn/strobe device Misc material Labor Hours Deficiency: During most recent service call Technician found faulty outside notification device. Need to replace with new System Sensor SRK.