Water Meters and Backflow Preventers: Safeguarding Water Resources and Ensuring Public Health

In the intricate web of water management and public health, water meters and backflow preventers emerge as essential components. These devices play pivotal roles in accurately measuring water consumption and preventing the unwanted contamination of potable water supplies.

Their functionality not only ensures fair billing and efficient water use but also protects public health by maintaining the integrity of water distribution systems.

Do not confuse a backflow prevention device (BPd) with a residential check valve. The latter prevents the return of wastewater to the basement of the house. The backflow prevention device manages the fresh water distribution network of commercial, industrial and some multi dwelling buildings. It also protects against backflow by reversing the direction of water flow.

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Industrial grade back-flow preventer and water meter installation.


Get your installation verified annually by a certified AWWA member like Pure plomberie. You will have peace of mind and contribute to safeguarding our precious drinking water.


Backflow Preventers: Safeguarding Potable Water Quality

Backflow preventers, situated within plumbing and sanitation systems, are designed to thwart the undesirable reversal of contaminated water into the potable water supply. These reversals, commonly known as backflows, may occur due to fluctuations in pressure within the network, posing a risk to the quality of water intended for consumption.

The primary function of backflow preventers is to obstruct the reverse flow of water, ensuring that non-potable water does not infiltrate the potable water supply. This is especially critical in buildings with complex plumbing systems, such as hospitals, laboratories, and industrial facilities. These devices are also vital in areas prone to contamination, guaranteeing the safety of the drinking water supply.

Backflow prevention device - BPd
Backflow preventer and water meter

Pure plomberie has been installing, maintaining and testing backflow preventers in various types of businesses and industries, restaurants, food processing installations and daycare centers for close to 15 years.

Establishing regulations and standards for water meters and backflow preventers is pivotal in safeguarding public health and preserving water infrastructure. Regulatory bodies, such as Health Canada Quebec water agencies and health authorities, set stringent guidelines to ensure equipment compliance with quality and safety standards.

Technological Advancements: heading towards smarter water management

Technological advancements have left their imprint on the water meters and backflow preventers sector. Smart meters, equipped with sensors and communication technologies, enable real-time monitoring of water consumption. These devices facilitate the swift detection of leaks and encourage more responsible water use.

Similarly, backflow preventers benefit from technological progress, featuring automated pressure control systems and anomaly detection. These innovations enhance the reliability of these devices, effectively preventing the risks of contamination.

What is a cross-connection?

A cross-connection is the risk that drinking water may encounter contaminated (polluted, non-potable) water in a plumbing system. Owners of commercial buildings for public use have an obligation to comply with safety codes and to protect their plumbing systems from potential hazards.

Find a certified auditor through the BPds Provincial Auditor Registry. To learn more about safety quality requirements: Régie du Bâtiment Québec.

Pure Plomberie brings you its expertise in commercial plumbing in compliance with the CSA B64.10 standard: « Any connection to a drinking water supply system must be protected against the dangers of contamination in accordance with the CSA-B64.10-01 standards […] »

Water Meters: Precision in Measurement and Resource Management

Water meters stand as precision instruments that meticulously record water consumption in households, businesses, and communities. They serve as the backbone of fair billing practices, allowing local authorities and water service providers to charge based on actual usage.

The accuracy of water meters is paramount for equitable billing and fostering water conservation. Regularly calibrated and well-maintained meters play a crucial role in detecting leaks promptly, encouraging swift repairs and the conservation of water resources. In essence, water meters not only measure consumption but also act as early warning systems for potential water wastage.