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Backflow Valve Cover

Backflow Valve Cover

Backflow Valve Cover

$1,203.85


FREE SHIPPING
SKU 100S-AL

The Backflow Valve Cover, proudly made in America, features a lift-off design for maximum accessibility and includes an ASSE Standard 1060 compliant drain flap. To ensure optimal protection against freezing temperatures, we recommend using the Chromalox Heat Cable #30, which provides 90W of heat. Constructed from marine-grade aluminum, polyisocyanurate foam insulation board, and a glass fiber reinforced facer on each side, this cover is easy to set up, safe for testers, and helps protect against vandalism.

Dimensions: 7" W x 32" L x 22" H

PRODUCT SPECS

Model: 100S-AL

Weight: 26 lbs

Dimensions: 7" W x 32" L x 22" H

Options: With or without 90W Heat Cable
 
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PRODUCT HIGHLIGHTS

  • Marine-grade aluminum construction material
  • All models are lockable for vandal protection
  • Easy access for testing and repairs
  • ASSE Standard 1060 compliant drain flap
  • Easy installation
  • Offers freeze protection when used with the recommended heat
  • Made in the USA

SHIPPING

✔  All items ship for free (standard ground, see map)

☏  Call: (800) 583-4891 for pricing and shipping questions.

Shipping estimates shown on the map pertain to this specific product only. Orders typically ship within 24 business hours. Transit times displayed in the map are listed in business days, and are approximate. The day that the order is shipped is not counted as a transit day.

Spec Sheet

Assembly Instructions

Submittal Sheet

Drawing

Other Backflow Enclosure Sizes and Models:

Understanding RPZ Backflow Preventers and Why They Need Protection

Reduced Pressure Zone (RPZ) backflow preventers play a vital role in maintaining clean water systems and protecting public health. These devices are designed to stop contaminated water from flowing backward into the potable water supply, a situation that can arise in both residential and commercial systems. However, while RPZs are indispensable, they are also susceptible to a range of threats, making proper protection a critical consideration.

This blog explores the purpose of RPZ backflow preventers, the challenges they face, and the importance of using protective enclosures to ensure their functionality and longevity.

What Is an RPZ Backflow Preventer?

An RPZ backflow preventer is a mechanical device designed to safeguard clean water systems by preventing backflow. Backflow occurs when water flows in the opposite direction due to changes in pressure, which can allow contaminants to enter the potable water supply. The two main causes of backflow are:

1. Backsiphonage: A sudden drop in supply pressure that pulls water—and any contaminants—back into the clean water system.

2. Backpressure: A condition where downstream pressure exceeds the supply pressure, forcing contaminants into the potable water line.

RPZ backflow preventers are commonly installed in high-risk applications such as irrigation systems, chemical processing facilities, and fire suppression systems, where the potential for contamination is high. These devices feature a system of valves that automatically close if backflow is detected, ensuring the water supply remains safe.

RPZ Pipes

Backflow Preventer

Why Are RPZ Backflow Preventers Vulnerable?

While RPZ devices are highly effective, their placement outdoors makes them prone to various risks:

1. Theft
RPZ devices are often constructed with valuable materials such as brass and copper, making them a target for theft.

2. Vandalism
Intentional damage or tampering can render an RPZ inoperable, compromising the safety of the water system.

3. Weather Damage
Extreme weather conditions, such as freezing temperatures in winter or excessive heat in summer, can damage an RPZ’s components, leading to leaks or system failure.

4. Accidental Damage
RPZs installed in high-traffic areas are vulnerable to accidental impacts from landscaping equipment, vehicles, or heavy machinery.

The Importance of Backflow Enclosures

To mitigate these risks, backflow enclosures are often used to protect RPZ devices. These enclosures provide a physical barrier that shields the device from theft, weather, and other forms of damage. Here’s why they are essential:

1. Preventing Theft and Vandalism

A secure enclosure can deter theft and prevent unauthorized tampering, ensuring the RPZ remains functional and undamaged.

2. Weather Protection

Enclosures help shield RPZs from harsh weather conditions. In colder climates, insulation or heating options can prevent freezing, while ventilated designs in hotter regions reduce the risk of overheating.

3. Prolonging Longevity

By protecting the device from physical and environmental damage, enclosures extend the lifespan of RPZ systems, saving money on repairs and replacements over time.

4. Compliance with Local Regulations

Many municipalities require RPZ backflow preventers to be enclosed for safety, security, and compliance with water system regulations. Using a proper enclosure ensures you meet these standards.

How to Choose the Right Backflow Enclosure

When selecting an enclosure for an RPZ device, consider the following factors:

• Size: Choose an enclosure that fits the dimensions of your RPZ and allows for easy access during maintenance and inspections.
• Material: Opt for durable, weather-resistant materials such as powder-coated steel or aluminum to withstand environmental conditions.
• Security Features: Look for locking mechanisms or tamper-resistant designs to protect the device from unauthorized access.
• Weather Resilience: If the RPZ is installed in a region with extreme weather, consider enclosures with built-in insulation or heating elements to prevent damage.
• Ease of Maintenance: Select an enclosure that allows for quick and hassle-free access to the RPZ for servicing or repairs.

Backflow Preventers without Cover

Backflow Preventer Outside

Conclusion

RPZ backflow preventers are essential for maintaining the safety and quality of potable water systems, but they are vulnerable to theft, damage, and environmental stressors. Installing a protective enclosure is a proactive step to ensure the functionality and longevity of these devices. Enclosures not only protect against theft and weather but also help meet regulatory requirements and reduce the likelihood of costly repairs or replacements.

By investing in a durable and secure backflow enclosure, you can safeguard your water system, enhance its reliability, and protect public health. Taking these preventative measures is a small effort with significant benefits for your water infrastructure.