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Our most popular backflow preventer model, the 1" 975XL2S Reduced Pressure Principle Backflow Preventer features a bronze wye type strainer. It is utilized on potable water applications for high health hazard protection from backsiphonage and backpressure of contaminated water. The wye pattern, bronze body design provides separate access to each check valve and the relief valve to reduce valuable labor costs and repair time, while the short lay length eases replacement costs. The 975XL2 includes all the necessary components for managing your system, and is the simplest, most reliable backflow preventer in the irrigation market today.

This concise treatment of the fundamental principles of sedimentology and stratigraphy highlights the important physical, chemical, biological, and stratigraphic characteristics of sedimentary rocks. It emphasizes the ways in which the study of sedimentary rocks is used to interpret depositional environments, changes in ancient sea level, and other intriguing aspects of Earth’s history.

Discover the Principle Wall Bookshelf, an exquisite collaboration between Industry West, United Strangers, and New Zealand furniture designer Logan Komorowski. This wall bookshelf is a masterpiece of modern design, featuring a frame crafted from elegant bleach ash wood. Elevate your living space with the Principle Wall Bookshelf, where minimalist aesthetics meet natural beauty, providing both style and practicality for your home decor and storage needs.

Introducing the Principle Sofa Bookshelf, a remarkable collaboration between Industry West, United Strangers, and New Zealand furniture designer Logan Komorowski. This bookshelf features a sleek and modern design with a frame crafted from bleach ash wood. Elevate your living space with the Principle Sofa Bookshelf, where minimalist aesthetics meet natural elegance, providing both style and functionality for your home decor and storage needs.

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The 1 in. 975XL2U Reduced Pressure Principle Backflow Preventer is used in high health hazard, potable water applications for protection against both backsiphonage and backpressure of contaminated water into the potable water supply. The wye pattern, bronze body is assembled with union ball valve shutoffs for easy body removal from the line, ideal for irrigation applications which require the removal of the valve during winter months. The 975XL2U includes all the necessary components for managing your system, and is the simplest, best, and most reliable backflow preventer in the irrigation market today.

Starting from basic studies in the physical nature of both the human body and the instrument, author Wolf develops step by step an increasingly com...

Color/finish: Silver Leaf Design details: Iron with MDF Mirror backing Measures 36in x 24in x 1.25in Imported

Color/finish: Gold Leaf Design details: Iron with MDF Mirror backing Measures 36in x 24in x 1.25in Imported

The 3/4 in. 975XL2U Reduced Pressure Principle Backflow Preventer is used in high health hazard, potable water applications for protection against both backsiphonage and backpressure of contaminated water into the potable water supply. The wye pattern, bronze body is assembled with union ball valve shutoffs for easy body removal from the line, ideal for irrigation applications which require the removal of the valve during winter months. The 975XL2U includes all the necessary components for managing your system, and is the simplest, best, and most reliable backflow preventer in the irrigation market today.

The 1 in. 375XL Reduced Pressure Principle Assembly offers high hazard protection against backsiphonage and backpressure in potable water applications. Most often used by irrigation contractors, the top benefits of the 375XL are its low lifecycle costs and the innovative EZSwap Pressure Vessel that saves you 15 minutes in repair and rebuild time, provides straightforward line flushing and quick winterization. Built with the same functions of our 975XL2 model, the 375XL can be used in the highest corrosive water environments. Material: Stainless Steel.

The 1" Zurn Wilkins 975XL3 Reduced Pressure Principle Backflow Assembly with 90° elbows provides high hazard protection against backsiphonage and backpressure in potable water applications. The 900XL3 series offers the most compact and lightest bronze small backflow available on the market today. The design combines the robust time-tested construction of our 900XL/XL2 series with the innovative modular check EZSwap design of our 300 series allowing for ease of repair and greater labor savings compared to all other brands.

The 1-1/4 in. 975XL Reduced Pressure Principle Backflow Preventer is used on non-potable water applications for high health hazard protection from both backsiphonage and backpressure of contaminated water into the potable water supply. The wye pattern design with short lay length eases installation in compact spaces, and the cast bronze body includes separate access to the relief valve and each check valve for reduced labor costs and repair time. The 975XL is favored by installers around the world, and is the simplest, best performing, and most reliable backflow preventer in the irrigation market today.

The 3/4 in. 375XL Reduced Pressure Principle Assembly offers high hazard protection against backsiphonage and backpressure in potable water applications. Most often used by irrigation contractors, the top benefits of the 375XL are its low lifecycle costs and the innovative EZSwap Pressure Vessel that saves you 15 minutes in repair and rebuild time, provides straightforward line flushing and quick winterization. Built with the same functions of our 975XL2 model, the 375XL can be used in the highest corrosive water environments. Material: Stainless Steel.

The 2 in. 375XL Reduced Pressure Principle Assembly offers high hazard protection against backsiphonage and backpressure in potable water applications. Most often used by irrigation contractors, the top benefits of the 375XL are its low lifecycle costs and the innovative EZSwap Pressure Vessel that saves you 15 minutes in repair and rebuild time, provides straightforward line flushing and quick winterization. Built with the same functions of our 975XL2 model, the 375XL can be used in the highest corrosive water environments. Material: Stainless Steel.

The 1/2 in. 375 Reduced Pressure Principle Assembly offers high hazard protection against back siphonage and backpressure in non-potable water applications. Most often used by irrigation contractors, the top benefits of the 375 are its low lifecycle costs and the innovative EZSwap Pressure Vessel that saves you 15-minutes in repair and rebuild time, provides straightforward line flushing and quick winterization. Built with the same functions of our 975XL model, the 375 can be used in the highest corrosive water environments. Material: Stainless Steel.

The 3/4" Zurn Wilkins 975XL3 Reduced Pressure Principle Backflow Assembly provides high hazard protection against backsiphonage and backpressure in potable water applications. The 900XL3 series offers the most compact and lightest bronze small backflow available on the market today. The design combines the robust time-tested construction of our 900XL/XL2 series with the innovative modular check EZSwap design of our 300 series allowing for ease of repair and greater labor savings compared to all other brands.

The 1-1/2" Zurn Wilkins 975XL3 Reduced Pressure Principle Backflow Assembly with union ball valves provides high hazard protection against backsiphonage and backpressure in potable water applications. The 900XL3 series offers the most compact and lightest bronze small backflow available on the market today. The design combines the robust time-tested construction of our 900XL/XL2 series with the innovative modular check EZSwap design of our 300 series allowing for ease of repair and greater labor savings compared to all other brands.

1-1/4 in. 375XL Reduced Pressure Principle Assembly offers high hazard protection against backsiphonage and backpressure in potable water applications. Most often used by irrigation contractors, the top benefits of the 375XL are its low lifecycle costs and the innovative EZSwap Pressure Vessel that save you 15 minutes in repair and rebuild time, provides straightforward line flushing and quick winterization. Built with the same functions of our 975XL2 model, the 375XL can be used in the highest corrosive water environments. Material: Stainless Steel.

The 1 in. 375XLS Reduced Pressure Principle Assembly features the Model SXL lead-free bronze wye type strainer. It offers high hazard protection against backsiphonage and backpressure in potable water applications. Most often used by irrigation contractors, the top benefits of the 375XL are its low lifecycle costs and the innovative EZSwap Pressure Vessel that saves you 15 minutes in repair and rebuild time, provides straightforward line flushing and quick winterization. Built with the same functions of our 975XL2 model, the 375XL can be used in the highest corrosive water environments. Material: Stainless Steel.