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The Impact of Air Valves in Various Industries

Air valves are essential components in a wide range of industries, playing a crucial role in ensuring the efficient operation of systems and protecting pipelines from damage. From mining and wastewater management to sewage systems and beyond, the use of air valves is becoming increasingly popular due to their ability to enhance functionality, improve efficiency, and reduce maintenance costs. In this article, we will explore the benefits of air valves in different industries, with a specific focus on the innovative Vent-O-Mat air valves.

Understanding Air Valves

Air valves, also known as air release valves or anti-shock air valves, are devices controlled by air pressure. They are designed to release large volumes of air from pipelines, reducing the risk of head loss and flow reductions. This ability to expel air enhances system performance, making them a valuable tool in various industries.

Traditionally, air valves have been used in water, wastewater, and irrigation applications to vent unwanted air build-up and protect systems from surges. However, their potential extends far beyond these sectors. The mining industry, for instance, has recently started to embrace the use of air valves to enhance functionality in slurry, tailing, and leaching processes.

The Benefits of Air Valves in Mining

The mining industry relies heavily on specially designed valves to handle the abrasive and corrosive nature of mining slurry. While traditional pinch, slurry, and tailings handling valves have been the go-to choice, the trend towards using air release valves in mining has unveiled new potential for maintenance and repair operations.

Air release valves are particularly well-suited for mining applications due to their ability to handle high flow rates and low-pressure drops. These valves regulate and restrict the flow of water and slurries through pipelines, ensuring a smooth and efficient mining operation. By eliminating air pockets that can disrupt the flow of fluids, air release valves improve overall efficiency and reduce the risk of obstructions caused by air build-up.

Air Valves

Vent-O-Mat Air Valves: Why Choose RBX?

Vent-O-Mat, a leading manufacturer of air valves, offers a range of innovative products designed to meet the specific needs of different industries. Their RBX air valves incorporate tested and patented features that make them stand out in terms of performance, reliability, and efficiency.

Compact Design for Enhanced Functionality

One of the key features of Vent-O-Mat RBX air valves is their compact design. Unlike conventional designs, RBX valves combine the functions of a double-acting air valve and surge alleviation device in a single chamber body construction. This compact design reduces the valve’s size by up to a third, making it ideal for applications in various industries.

Full Flow Areas for Optimal Performance

Vent-O-Mat RBX valves feature full flow areas, where the discharge and intake area equals the nominal size of the valve. This allows for the least resistance to air intake and discharge, resulting in more efficient performance compared to valves with reduced outlets. By maximizing the flow capacity, RBX valves ensure optimal functionality and system efficiency.

Integral Surge Alleviating Device for Added Protection

Every RBX air valve is equipped with an integral surge alleviating device, designed to automatically dampen surge pressures that may occur during initial filling and under pump trip conditions. Vent-O-Mat is the original inventor of this technology, offering superior surge protection to the pipeline. Other manufacturers have attempted to replicate this technology but have not been successful in achieving the same level of performance and reliability.

Solid Floats and Cylindrical Design for Durability

Vent-O-Mat RBX valves utilize solid high-density polyethylene floats that are implosion and distortion resistant. The cylindrical float design discourages partial closure under vacuum conditions, ensuring the valves operate optimally in various scenarios.

Low Head Sealing for Drip-Tight Performance

The RBX valve design incorporates a dynamic seal that adjusts to the pressure applied. The flat face of the float makes contact with the seat, providing drip-tight sealing even at low pressures as low as 2 meters. This ensures reliable performance and prevents leakage, even in challenging operating conditions.

Versatile Materials of Construction

Vent-O-Mat RBX valves can be manufactured from a variety of materials, including ductile iron and stainless steel (304 or 316). This versatility allows for customization based on specific industry requirements, ensuring the valves are durable and corrosion-resistant.

Wide Pressure Ratings and Size Range

Vent-O-Mat is known for offering a wide range of air valves, and the RBX series is no exception. These valves are available in pressure ratings ranging from PN16 to PN40 as standard, with options for higher pressure ratings of PN64 and PN100 upon request. The RBX series is available in various sizes, ranging from DN25 to DN300, catering to the diverse needs of different industries.

Applications in Various Industries

The innovative features of Vent-O-Mat RBX air valves make them suitable for a wide range of industries and applications. Let’s explore some of the industries where these air valves have proven to be highly effective.

Mining Industry

In the mining industry, Vent-O-Mat RBX valves are used in slurry, tailing, and leaching processes. Their ability to handle high flow rates and low-pressure drops makes them ideal for regulating and restricting the flow of water and slurries through pipelines. By eliminating air pockets and ensuring smooth fluid flow, RBX valves enhance the efficiency of mining operations, reducing the risk of obstructions and improving overall performance.

Wastewater Management

Wastewater management systems rely on air valves for efficient operation and protection against vacuum conditions and surge pressures. RBX valves, with their compact design and integral surge alleviating device, are well-suited for wastewater applications. They effectively release air during pipeline filling and provide surge protection, ensuring the smooth and reliable operation of wastewater treatment plants and collection pipelines.

Sewage Systems

Air valves play a crucial role in sewage systems, preventing vacuum conditions and protecting pipelines from damage. RBX valves, with their durable construction and low head sealing, ensure drip-tight performance even in low-pressure conditions. The compact design of RBX valves makes them tamper-proof and ideal for sewage systems in both developed and developing regions.

Water Distribution Networks

In water distribution networks, air valves are essential for maintaining system efficiency and preventing damage from surges. RBX valves, with their full flow areas and surge alleviating device, effectively control air intake and discharge, reducing the risk of pressure fluctuations and maintaining optimal system performance. The versatility of RBX valves allows for easy integration into existing water distribution networks, ensuring reliable and efficient operation.


Air valves, particularly Vent-O-Mat RBX valves, offer numerous benefits in various industries. With their compact design, full flow areas, integral surge alleviating device, solid floats, low head sealing, versatile materials of construction, wide pressure ratings, and size range, RBX valves are revolutionizing the efficiency and reliability of systems in mining, wastewater management, sewage systems, and water distribution networks. By embracing the innovation and superior performance of RBX air valves, industries can enhance their operations, reduce maintenance costs, and ensure the smooth and efficient functioning of their pipelines. Vent-O-Mat’s dedication to quality, innovation, and customer service makes them a trusted partner for industries worldwide, delivering cutting-edge solutions and setting new standards in air valve technology.

Contact Vent-O-Mat today to explore the wide range of RBX air valves and experience the benefits of industry-leading innovation and expertise in air valve solutions.