Our Services Fire Extinguisher service Annual Inspection, Recharge, Six-Year Maintenance, 12 Year Hydro Test, Commercial Kitchen Fire Suppression System Semi-Annual Inspection, Recharging, Six-Year Maintenance, 12 Year Hydro Test, Clean Agent Fire Systems Annual-Semi Annual Inspection, Recharge, Clean Agent Recovery, Fire Sprinkler Service Wet or dry Systems Annual Inspections, Sprinkler Head Replacement, 5 Year Internal Inspection, Hydro Testing, Fire Alarm Service Annual - Semi Annual Inspection Test All Smoke Heat Pull stations. 10 Year Smoke Detector Replacement Exit & Emergency Lighting Service Annual Inspection, Battery Replacement, Exit light Installation,