Pipeline Identification

Pipeline Identification by Caledonia Signs - Trade Only Supplier

Pipeline identification signs are critical safety components used to clearly mark the contents and flow direction of pipes within industrial, commercial, and utility environments. These signs help workers quickly recognize the type of substance—such as water, gas, steam, or chemicals—flowing through the pipeline, which is essential for safe handling, maintenance, and emergency response. Proper identification reduces the risk of accidents, contamination, or hazardous exposure by ensuring that personnel know exactly what they are dealing with.

One of the key benefits of pipeline identification signs is that they facilitate fast and accurate decision-making in emergency situations. In the event of a leak, fire, or other incident, clearly labeled pipelines help responders quickly identify the substances involved and take appropriate action to contain hazards or shut down systems. This rapid identification can save lives, prevent environmental damage, and minimize property loss.

Pipeline signs also play an important role in regulatory compliance. Many industry standards and safety codes, such as those from OSHA, ANSI, and ISO, require pipelines to be labeled with specific colours, symbols, and text. Following these regulations not only enhances safety but also helps companies avoid legal penalties and maintain good standing with safety inspectors and auditors.

Finally, pipeline identification signs contribute to overall workplace organization and efficiency. By clearly marking pipelines, these signs assist maintenance personnel in performing routine checks and repairs without confusion or delay. They also help new employees and contractors understand the facility’s infrastructure more quickly, reducing the risk of errors and improving operational workflow.


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Nitrogen - Flow Marker (Pack of 5)

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 lea..

Gas - Flow Marker (Pack of 5)

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 preven..

Natural Gas - Flow Marker (Pack of 5)

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’s flowing is critical for safe operation, main..

Propane - Flow Marker (Pack of 5)

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 emergen..

Methane - Flow Marker (Pack of 5)

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 ident..

Co2 - Flow Marker (Pack of 5)

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 preven..

Cold Water - Flow Marker (Pack of 5)

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 p..

Waste Water - Flow Marker (Pack of 5)

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..

Cooling Water - Flow Marker (Pack of 5)

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 ..

Condensate - Flow Marker (Pack of 5)

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 a..

Drinking Water - Flow Marker (Pack of 5)

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 sy..

Hot Water - Flow Marker (Pack of 5)

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 kno..

Heating - Flow Marker (Pack of 5)

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..

Fresh Water - Flow Marker (Pack of 5)

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 s..

Non Drinking Water - Flow Marker (Pack of 5)

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 wi..

Steam - Flow Marker (Pack of 5)

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 marke..

Electricity - Flow Marker (Pack of 5)

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 ..

Nitric Acid - Flow Marker (Pack of 5)

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 respons..

Sulphuric Acid - Flow Marker (Pack of 5)

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 eme..

Caustic Soda - Flow Marker (Pack of 5)

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 an..

Hydrochloric Acid - Flow Marker (Pack of 5)

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 oper..

Sodium Hydroxide - Flow Marker (Pack of 5)

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..

Hydrogen Peroxide - Flow Marker (Pack of 5)

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, mainten..

Oil - Flow Marker (Pack of 5)

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 h..

Heating Oil - Flow Marker (Pack of 5)

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. Thes..

Fuel Oil - Flow Marker (Pack of 5)

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 effici..

Diesel Oil - Flow Marker (Pack of 5)

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 dam..

Air - Flow Marker (Pack of 5)

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 ..

Compressed Air - Flow Marker (Pack of 5)

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..

Green Pipe Band - Water

Green Pipe Band - Water Safety Signs

Green Pipe Bands for Water are important because they provide a clear, standardised visual identification of pipes carrying potable or fresh water. This colour coding helps prevent confusion with other piping systems such as wastewater, chemicals, or gases, which is crucial for safety, maintenance, ..

Silver / Grey Pipe Band - Steam

Silver / Grey Pipe Band - Steam Safety Signs

Provide a clear, standardised visual identification of pipes carrying steam, which is typically hot and under high pressure. Properly marking steam pipes helps prevent accidents, ensures safe maintenance, and aids in quick recognition during inspections or emergencies. Using silver or grey pipe ban..

Brown Pipe Band - Oils

Brown Pipe Band - Oils Safety Signs

Brown Pipe Bands for Oils are important because they provide a clear and standardised way to identify pipes carrying oil within industrial and commercial facilities. Proper pipe marking with brown bands helps prevent confusion with other fluids or gases, reducing the risk of accidental contamination..

Ochre Pipe Band - Gas

Ochre Pipe Band - Gas Safety Signs

Ochre Pipe Bands for Gas are important because they provide a clear, standardised visual identification of pipes carrying gases, which can be flammable, toxic, or otherwise hazardous. Properly marking gas pipes with ochre bands helps prevent accidental damage, leaks, and dangerous mix-ups with other..

Violet Pipe Band - Acids / Alkalis

Violet Pipe Band - Acids / Alkalis Safety Signs

Violet Pipe Bands for Acids and Alkalis are important because they provide a clear and standardised way to identify pipes carrying corrosive substances such as acids and alkalis. These chemicals can be highly dangerous, causing severe burns or equipment damage if mishandled, so proper pipe identific..

Light Blue Pipe Band - Air

Light Blue Pipe Band - Air Safety Signs

Light Blue Pipe Bands for Air are important because they provide a clear and standardised visual identification of pipes carrying air, such as compressed air or ventilation air. Proper marking helps prevent confusion with other piping systems, ensuring safe and efficient operation and maintenance. ..

Black Pipe Band - Other Liquids

Black Pipe Band - Other Liquids Safety Signs

Black Pipe Bands for Other Liquids are used to clearly identify pipes carrying liquids that don’t fall into standard categories like water, oils, or chemicals. This helps avoid confusion and ensures safe handling by distinguishing these pipes from others in complex systems. Using black pipe bands a..

Orange Pipe Band - Electricity / Ventilation

Orange Pipe Band - Electricity / Ventilation Safety Signs

Orange Pipe Bands for Electricity and Ventilation serve as a vital visual indicator to identify pipes or conduits related to electrical wiring or ventilation systems. Proper marking with orange bands helps prevent confusion with other piping systems, reducing the risk of accidental damage, safety ha..

Red Pipe Band - Fire Fighting

Red Pipe Band - Fire Fighting Safety Signs

Red Pipe Bands for Fire Fighting are essential because they provide a clear, standardised visual identification of pipes carrying fire suppression water or other firefighting agents. Proper marking helps ensure these critical safety systems are easily recognisable during emergencies and routine main..

Yellow Pipe Band - Warnings

Yellow Pipe Band - Warnings Safety Signs

A Yellow Pipe Band is typically used as a visual safety warning in piping systems to alert personnel of potential hazards or important safety considerations associated with the pipe contents. The yellow colour universally signals caution, helping to draw immediate attention to pipes carrying substan..

Auxiliary Blue Pipe Band - Fresh Water

Auxiliary Blue Pipe Band - Fresh Water Safety Signs

An Auxiliary Blue Pipe Band is used primarily to identify pipes that carry fresh water, particularly auxiliary or secondary water supplies. The blue colour universally represents potable or fresh water in many piping identification systems, making it easy for workers and maintenance personnel to qui..

Black Arrows On White - Pipeline ID Tape

Black Arrows On White - Pipeline ID Tape Safety Signs

Self-adhesive directional flow marking labels. Simply cut and apply around the pipe using the arrows to indicate the direction of flow inside the pipe.BS 171and BS 48 compliant. Materials Explained Below is a more detailed description of the materials this particular safety sign is available in...

Black Arrows On Green - Pipeline ID Tape

Black Arrows On Green - Pipeline ID Tape Safety Signs

Self-adhesive directional flow marking labels. Simply cut and apply around the pipe using the arrows to indicate the direction of flow inside the pipe.BS 171and BS 48 compliant. Materials Explained Below is a more detailed description of the materials this particular safety sign is available in...

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Why get safety signs printed by Caledonia Signs?

Why get safety signs printed by Caledonia Signs?

1. Regulatory Compliance One of the primary reasons to have safety signs professionally printed is to ensure compliance with UK laws. The Health and Safety (Safety Signs and Signals) Regulations 1996 require that specific safety signs be used in workplaces to prevent accidents and injuries. Caledonia Signs understand these requirements and ensure your signs meet legal standards, including adherence to the BS EN ISO 7010 format for safety symbols. Adhering to the BS EN ISO 7010 format is crucial because it ensures safety signs are universally recognised and understood. The standard uses clearly defined symbols that have been tested for visibility and comprehension, making them effective even in high-stress situations or for individuals who do not speak the local language. This helps prevent accidents by enabling quick and correct responses to potential hazards. Many "pop up printers" don't fully understand the importance of ISO 7010. From a legal standpoint, compliance with ISO 7...>>> READ MORE >>>

Why you should work with Caledonia Signs

Why you should work with Caledonia Signs

Caledonia Signs are the number one choice for trade As a market leading UK supplier of safety signs, we provide our distributors with a vast range of innovative, cost effective and premium signs. Additionally, we offer a number of sales, marketing and technical support packages to help our distributors maximise their sales opportunities. Unlike many of our competitors, we manufacture only for sale through our distributor network. Caledonia Signs will never approach your customer base directly. Caledonia are committed to help our distributors maximise their sales opportunities We help our distributors in innovative ways and by being driven to provide the highest quality services. Caledonia Signs provide a online portal where our distributors can sign in, view cost and RRP pricing of all products, download marketing material and product data sheets, raise and instantly send purchase orders for us to process, and view your order history. We also provide workplace a...>>> READ MORE >>>

Signage Solutions: Avian Influenza & Animal Disease Control

Signage Solutions: Avian Influenza & Animal Disease Control

Take action! New signage to help prevent the spread of bird flu outbreaks across the UK With a growing number of reports relating to avian influenza outbreaks across the UK, biosecurity and disease prevention have become a growing concern for many businesses - particularly those in the farming, agriculture, and park / recreation industries. Although transmission to humans is currently low and primarily involves people in frequent contact with birds and poultry, it is important to be aware of the risks and to take the necessary precautions to minimise those risks. Inside is a range of signs and products which can help educate, inform and advise, and to encourage best practice in terms of hygiene and safety. Avian Influenza primarily affects birds, however some strains can infect other animals, including domestic pets such as cats and dogs, especially if they come into contact with infected birds or contaminated environments. Exposure to environments contaminated wit...>>> READ MORE >>>

Stress Awareness Month

Stress Awareness Month

Stress Awareness Month: Leading with Love and Support With Stress Awareness Month fast approaching, now is the perfect time to remind our distributors of the wide range of health and wellbeing posters we offer. These resources are designed to reduce stigma and encourage healthier lifestyles and workplaces. Whether you’re in the fire and security industry or a PPE supplier, Caledonia believes that fostering inclusion and understanding in staff rooms, site offices, or waiting areas is crucial. These spaces can become catalysts for important conversations, inspiring both staff and the public to take simple steps to improve their well-being. Stress in the UK: A Growing Concern Stress is a significant issue across the UK, with 74% of people reporting that stress has made them feel overwhelmed and unable to cope (YouGov, 2018 for the Mental Health Foundation). Stress Awareness Month is a time to acknowledge the profound impact stress can have on our lives and, just as imp...>>> READ MORE >>>