
Pipeline Flow Markers by Caledonia Signs - Trade Only Supplier
Pipeline flow markers are critical safety and identification tools used in industrial, commercial, and utility environments to clearly indicate the contents, direction of flow, and sometimes pressure or temperature of substances moving through pipelines. These markers help ensure that maintenance personnel, contractors, and emergency responders can quickly and accurately identify what a pipeline carries, such as water, gas, steam, oil, or chemicals, and how it flows through a system.
The primary function of pipeline flow markers is to enhance workplace safety. By clearly labelling pipes, these markers reduce the risk of accidental exposure, incorrect connections, or hazardous leaks. In emergency situations, being able to rapidly identify a pipeline's contents and flow direction can make a significant difference in managing the incident safely and effectively.
In addition to improving safety, flow markers contribute to regulatory compliance. Many industries, especially those involving hazardous materials, are required to follow standards such as ANSI/ASME A13.1 or ISO 20560, which dictate the design and placement of pipeline identification. Using compliant markers demonstrates a commitment to best practices and can protect businesses from fines, legal liabilities, or operational delays.
Finally, pipeline flow markers also support efficient maintenance and operations. Clear labelling helps teams navigate complex pipe networks with confidence, making it easier to isolate sections for repair, conduct inspections, or perform upgrades without disrupting unrelated systems. In this way, pipeline flow markers not only protect people but also optimize processes and improve the overall safety and functionality of facilities.
Nitrogen - Flow Marker (Pack of 5) Safety Signs
Nitrogen "Flow Markers are used to clearly indicate the flow direction or presence of nitrogen gas within a piping or tubing system. These markers help workers and technicians quickly identify nitrogen lines, ensuring proper handling and maintenance, and reducing the risk of mistakes that could lead to safety hazards or operational issues. The primary reason for using nitrogen flow markers is to ..
Gas - Flow Marker (Pack of 5) Safety Signs
Gas "Flow Markers are used to clearly indicate the direction and type of gas flowing through pipes and tubing in industrial, commercial, or laboratory settings. These markers provide vital visual information to operators, maintenance personnel, and safety teams, ensuring correct handling and preventing errors that could lead to dangerous leaks, equipment damage, or safety incidents. The main reas..
Natural Gas - Flow Marker (Pack of 5) Safety Signs
Natural Gas "Flow Markers are important because they provide clear, immediate identification of the flow direction of natural gas within pipelines and equipment. Natural gas is highly flammable and potentially explosive, so knowing exactly which way it is flowing is critical for safe operation, maintenance, and emergency response. These markers help prevent accidental mishandling - such as openin..
Propane - Flow Marker (Pack of 5) Safety Signs
Propane "Flow Marker labels are used to clearly indicate the direction and presence of propane gas flow within piping systems. These markers help ensure that anyone working on or around propane lines can quickly identify the flow path, which is essential for safe operation, maintenance, and emergency procedures involving this highly flammable gas. The primary reason for using propane flow markers..
Methane - Flow Marker (Pack of 5) Safety Signs
Methane "Flow Markers are critically important because they clearly indicate the direction of methane gas flow within pipelines and systems. Methane is a highly flammable and explosive gas, so knowing its flow path is essential for safe operation, maintenance, and emergency response. Accurate identification helps prevent dangerous mistakes like opening the wrong valve or working on an active line...
CO2 - Flow Marker (Pack of 5) Safety Signs
Clearly show the direction of carbon dioxide gas flow within pipes and systems, which is crucial for safe handling and operation. Although CO2 is non-flammable, it can pose serious risks such as asphyxiation or pressure-related hazards if not properly managed. Knowing the flow direction helps prevent mistakes during maintenance or emergency procedures. These markers help operators and technicia..
Cold Water - Flow Marker (Pack of 5) Safety Signs
Cold Water Flow Markers are used to clearly indicate the direction and presence of cold water flow within plumbing and piping systems. These markers help plumbers, maintenance personnel, and operators quickly identify cold water lines, ensuring proper handling, repairs, and system management. The primary reason for using cold water flow markers is to prevent confusion between cold and hot water p..
Waste Water - Flow Marker (Pack of 5) Safety Signs
Clearly indicate the direction and path of wastewater flow within plumbing and drainage systems. Proper identification of wastewater flow is crucial for maintenance, troubleshooting, and ensuring the system functions correctly without contamination or backflow issues. These markers help maintenance teams and plumbers quickly understand the flow direction, enabling them to isolate, repair, or clea..
Cooling Water - Flow Marker (Pack of 5) Safety Signs
Cooling Water "Flow Markers are used to clearly indicate the direction and presence of cooling water flow within industrial, commercial, or HVAC piping systems. These markers help operators, maintenance personnel, and engineers quickly identify cooling water lines, ensuring proper system operation and safe maintenance procedures. The primary reason for using cooling water flow markers is to preve..
Condensate - Flow Marker (Pack of 5) Safety Signs
Condensate "Flow Markers are used to clearly indicate the direction and flow of condensate - water formed from the condensation of steam or humid air - within piping systems. These markers help maintenance personnel, engineers, and operators quickly identify condensate lines, ensuring proper handling and preventing operational issues. The main reason for using condensate flow markers is to preven..
Drinking Water - Flow Marker (Pack of 5) Safety Signs
Drinking Water "Flow Markers are used to clearly identify the direction and presence of potable (safe-to-drink) water within plumbing and distribution systems. These markers help maintenance teams, plumbers, and facility managers quickly distinguish drinking water lines from other types of water systems, such as wastewater, irrigation, or non-potable water. The primary reason for using drinking w..
Hot Water - Flow Marker (Pack of 5) Safety Signs
Hot Water "Flow Markers are important because they clearly indicate the direction and presence of hot water flow within plumbing and heating systems. Proper identification helps prevent accidental burns, incorrect repairs, and system malfunctions by ensuring that maintenance personnel and users know which pipes carry hot water. These markers help distinguish hot water lines from cold or other flu..
Heating - Flow Marker (Pack of 5) Safety Signs
Clearly indicate the direction and presence of heating fluid flow within heating systems, such as central heating or hydronic (water-based) heating networks. These markers help technicians, maintenance personnel, and operators quickly identify the flow path, ensuring proper system operation and safe servicing. The main reason to use heating flow markers is to prevent confusion between supply and ..
Fresh Water - Flow Marker (Pack of 5) Safety Signs
Fresh Water "Flow Markers are important because they clearly identify the flow direction of fresh, potable water within plumbing and distribution systems. This helps prevent confusion with other water types such as recycled, grey, or wastewater, which is critical for maintaining water quality and safety. Using these markers ensures that maintenance personnel, plumbers, and operators can quickly a..
Non Drinking Water - Flow Marker (Pack of 5) Safety Signs
Non Drinking Water "Flow Markers are important because they clearly identify pipes and systems carrying water that is not safe for human consumption. This distinction is crucial to prevent accidental use or contamination of potable water supplies, protecting public health and ensuring compliance with safety regulations. These markers help maintenance personnel, plumbers, and facility managers qui..
Steam - Flow Marker (Pack of 5) Safety Signs
Essential for clearly indicating the direction and presence of steam flow within piping and equipment systems. Steam systems operate under high pressure and temperature, so accurately identifying flow direction is critical for safe operation, maintenance, and troubleshooting. Using steam flow markers helps prevent dangerous mistakes such as opening valves in the wrong direction, performing mainte..
Electricity - Flow Marker (Pack of 5) Safety Signs
Electricity "Flow Markers are important because they visually indicate the direction of electrical current or power flow within electrical systems and equipment. This information is crucial for engineers, electricians, and maintenance personnel to safely manage, troubleshoot, and repair electrical circuits. Knowing the flow direction helps prevent dangerous errors such as incorrect wiring, uninte..
Nitric Acid - Flow Marker (Pack of 5) Safety Signs
Nitric Acid "Flow Markers are important because they clearly indicate the direction and presence of nitric acid flow within piping systems. Nitric acid is a highly corrosive and hazardous chemical, so proper identification of its flow is crucial for safe handling, maintenance, and emergency response. Using these flow markers helps prevent dangerous mistakes such as incorrect valve operation, acci..
Sulphuric Acid - Flow Marker (Pack of 5) Safety Signs
Sulphuric Acid "Flow Markers are essential for clearly indicating the direction and presence of sulphuric acid flow within piping systems. Sulphuric acid is a highly corrosive and dangerous chemical, so proper identification of its flow path is critical to ensure safe handling, maintenance, and emergency response. Using these markers helps prevent accidental mishandling, such as incorrect valve o..
Caustic Soda - Flow Marker (Pack of 5) Safety Signs
Caustic Soda "Flow Markers are crucial for clearly indicating the direction and flow of caustic soda (sodium hydroxide) within piping systems. Caustic soda is a highly corrosive chemical commonly used in industrial processes, so accurately identifying its flow path is essential for safe handling and maintenance. These markers help prevent dangerous mistakes such as incorrect valve operation, acci..
Hydrochloric Acid - Flow Marker (Pack of 5) Safety Signs
Hydrochloric Acid "Flow Markers are important because hydrochloric acid is a highly corrosive and hazardous chemical, and clearly indicating its flow direction is essential for safe handling, maintenance, and emergency response. Proper labeling helps prevent accidental exposure, improper valve operation, or incorrect isolation, all of which could lead to serious injuries, equipment damage, or envi..
Sodium Hydroxide - Flow Marker (Pack of 5) Safety Signs
Sodium Hydroxide "Flow Markers are important because sodium hydroxide, also known as caustic soda, is a highly corrosive chemical widely used in industrial processes. Clearly marking the flow direction of sodium hydroxide helps ensure safe handling, maintenance, and emergency response by preventing accidental exposure, incorrect valve operation, or improper isolation of the chemical. These marker..
Hydrogen Peroxide - Flow Marker (Pack of 5) Safety Signs
Hydrogen Peroxide "Flow Markers are important because hydrogen peroxide is a strong oxidiser used in various industrial, medical, and cleaning applications, and it can be hazardous if not handled properly. Clear indication of the flow direction in piping systems helps ensure safe operation, maintenance, and emergency response. These markers help operators and technicians quickly identify hydrogen..
Oil - Flow Marker (Pack of 5) Safety Signs
Oil "Flow Markers are important because they clearly indicate the direction and presence of oil flow within pipelines and equipment. Proper identification helps operators, maintenance teams, and safety personnel manage oil systems safely and efficiently, preventing costly errors and environmental hazards. These markers help prevent mistakes such as incorrect valve operation, cross-contamination w..
Heating Oil - Flow Marker (Pack of 5) Safety Signs
Heating Oil "Flow Markers are important because they clearly indicate the direction of heating oil flow within fuel supply systems. Proper identification helps ensure safe and efficient operation, maintenance, and troubleshooting of heating oil delivery, preventing costly mistakes or hazards. These markers help operators and technicians quickly distinguish heating oil lines from other fluid lines..
Fuel Oil - Flow Marker (Pack of 5) Safety Signs
Fuel Oil "Flow Markers are essential for clearly indicating the direction and presence of fuel oil flow within piping and equipment systems. Fuel oil is commonly used in heating, power generation, and industrial processes, so proper flow identification is critical to ensure safe handling and efficient operation. Using these markers helps prevent mistakes such as incorrect valve operation or cross..
Diesel Oil - Flow Marker (Pack of 5) Safety Signs
Diesel Oil "Flow Markers are important because they clearly indicate the direction of diesel fuel flow within pipelines and fuel systems. Proper identification helps operators and maintenance personnel manage diesel supply safely and efficiently, preventing mistakes that could lead to equipment damage, fuel leaks, or operational downtime. These markers prevent confusion between diesel lines and o..
Air - Flow Marker (Pack of 5) Safety Signs
Air "Flow Markers are important because they clearly indicate the direction of airflow within compressed air or ventilation systems. Proper identification helps maintenance teams, engineers, and operators manage airflow safely and efficiently, preventing errors that could affect system performance or safety. These markers prevent confusion between air lines and other types of piping, ensuring c..
Compressed Air - Flow Marker (Pack of 5) Safety Signs
Compressed Air "Flow Markers are crucial for clearly indicating the direction of compressed air flow within piping and pneumatic systems. Correct identification helps operators and maintenance personnel manage and service these systems safely and efficiently, preventing costly mistakes or equipment damage. These markers help avoid confusion with other types of pipes or fluids, ensuring proper val..





























