What color should the caps of each siamese connection used for combination standpipe and sprinkler systems be painted?

The caps of each siamese connection used for combination standpipe and sprinkler systems should be painted yellow. This color designation is important for quick identification and ensures that firefighters and emergency responders can easily and accurately locate and differentiate the equipment during an emergency.

Using a standardized color scheme helps to minimize confusion and maintains consistency across various buildings and systems, contributing to overall safety and efficiency during fire response operations. Painting the caps yellow aligns with national standards that promote uniformity in marking fire protection systems, aiding in immediate recognition and proper use in critical situations. This practice is vital for maintaining effective fire life safety standards in New York City and beyond.