Ames Backflows

3/4" 4000B RP Backflow Less Valves for Fire Protection

Name: 3/4" 4000B RP Backflow Less Valves for Fire Protection
Brand: Ames Backflows
Price: 831.35 USD
Availability: InStock

3/4" 4000B RP Backflow Less Valves for Fire Protection

Product code: 4000BLB-75

$831.35

~~$2,731.00~~ $831.35

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Description

Technical Specifications (Material Focus):
The 3/4" 4000B RP Backflow Less Valve features a compact, corrosion-resistant body designed for integration into fire protection systems. Its construction typically utilizes bronze or stainless steel alloys compliant with ASTM standards to withstand the corrosive effects of potable water and fire system environments. Internal components include precision-machined stainless steel parts, durable rubber or elastomeric seats designed to maintain a tight seal, and spring-loaded check valves to ensure fail-safe operation against backflow. The valve’s streamlined design minimizes pressure loss while maintaining robust protection against reverse flow.

Regulatory Compliance:
This backflow preventer conforms to critical industry standards ensuring acceptance by fire protection authorities and water utilities including:
- UL Listed to UL 312 for Reduced Pressure Principle Backflow Preventers.
- FM Approved for use in fire protection service applications.
- Compliant with ASSE 1013 standards governing Reduced Pressure Principle Backflow Devices.
- Meets or exceeds applicable NFPA 13 and NFPA 25 requirements for installation, inspection, and maintenance in fire sprinkler systems.

Operational Compatibility:
The 3/4" 4000B RP valve supports a maximum working pressure of 175 PSI (12.1 bar), accommodating typical fire protection system pressures. It is engineered for use within temperatures ranging from 33°F to 140°F (0.5°C to 60°C), suitable for a variety of environments from mechanical rooms to outdoor pits. The valve’s threaded or soldered connection options provide flexibility for easy integration into both new installations and retrofit applications without requiring extensive plumbing modification. Designed specifically to maintain potable water integrity, it prevents contaminants from entering the water supply while enabling compliance with local and national fire codes.

Use Cases and Practical Insights:
This valve is ideal for protecting water supply lines serving fire sprinkler systems in commercial, industrial, and residential properties. It offers reliable backflow prevention in scenarios where cross-connection of potable and non-potable water systems risks contamination. The model’s reduced pressure principle design provides definitive protection even under fluctuating pressure conditions common in fire service lines. Additionally, its backflow-less configuration reduces the risk of valve seat clogging or stiction, lowering maintenance requirements and minimizing downtime during inspections.

Why Choose the 3/4" 4000B RP Backflow Less Valve?
Unlike generic valves, this model is specifically tailored for fire protection applications where water purity and regulatory compliance cannot be compromised. Its rugged material composition and compliance with UL and FM approvals demonstrate suitability for life-safety systems. The compact footprint and flexible connection options simplify installation in tight or retrofit spaces. Furthermore, the valve’s design prioritizes operational reliability, ensuring that fire protection systems maintain uninterrupted readiness without sacrificing water system integrity.

Choosing the 3/4" 4000B RP valve means securing a critical component of fire suppression infrastructure that balances durability, compliance, and functional efficiency. It addresses the common challenges of backflow prevention by combining proven materials, certified performance, and adaptability to various fire protection system designs.

More Information
Item Number	4000BLB-75
Brand	Ames Backflows
Box Quantity	1

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Product Details

Technical Specifications (Material Focus):
The 3/4" 4000B RP Backflow Less Valve features a compact, corrosion-resistant body designed for integration into fire protection systems. Its construction typically utilizes bronze or stainless steel alloys compliant with ASTM standards to withstand the corrosive effects of potable water and fire system environments. Internal components in...

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Frequently Asked Questions

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At Fire Protection Parts, we understand that maintaining effective fire suppression systems requires readily available, high-quality components. We are not a general supplier; our exclusive focus is on fire protection parts, which allows us to offer unparalleled expertise and a comprehensive inventory in this vital niche.

Why Choose Fire Protection Parts?
Unwavering Product Specialization: Our deep focus on fire sprinkler system components, and specific types of suppression system valves ensures our knowledge and resources are entirely dedicated to your systems' intricate needs.

Exceptional Customer Experience: Customers consistently praise our great communication, excellent service, and helpful support. We prioritize clear and timely interactions to meet your needs efficiently.

Streamlined Online Platform: Our website, Fireparts.com, is well-organized and easy-to-navigate, simplifying procurement. Find the exact parts you need quickly with detailed information and an efficient ordering process.

Reliability and Speed: Timely delivery is critical. We are committed to prompt and reliable shipping, ensuring you receive necessary parts quickly for scheduled maintenance or urgent repairs.

Dedicated Technical Support: Our team offers knowledgeable technical support to assist with part identification, troubleshooting, and informed decision-making.

Choose Fire Protection Parts as your partner. We deliver specialized products with exceptional service, technical expertise, and reliable speed, dedicated to being your trusted source for all your fire protection needs.

Ordering and Shipping Information

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How to order

Order efficiently via our user-friendly website, Fireparts.com. Simply add products to your cart and proceed to our secure checkout. Our knowledgeable support team is available if you need assistance.

Shipping & Transit
Carriers: We primarily use reliable carriers like UPS and FedEx. For larger, heavier items, we utilize LTL freight carriers (e.g., FedEx Freight, R & L).

Origin & Handling: Most orders ship from our manufacturer's warehouse in Chicago, IL or warehouse near you. Orders are typically processed within 1-2 business days (M-F), with a 3:00 PM CST cut-off.

Transit Times (US): Standard transit is generally 2-3 business days to all US destinations, resulting in an estimated total delivery time of 2-4 business days from placement.

Free Shipping: We offer free standard ground shipping on orders in stock totaling $1,100.00 or more within the contiguous United States via FedEx Ground.

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International: We ship to the US, Canada, Mexico, and most international destinations. Allow 3-5+ additional business days for processing. Customers are responsible for all duties and taxes.

HAZMAT: Certain items (CPVC, fire extinguishers, etc.) cannot ship via USPS or air and may incur special fees.

Important Note for Freight (LTL)
Thoroughly inspect all LTL shipments for damage before accepting delivery. If damage is present, refuse the delivery and contact us immediately to arrange a replacement.

Once shipped, you will receive an email with a tracking number. All shipping times are estimates provided by the carriers and are not guaranteed.

Our Return Policy

Effective: April 30, 2025

Your satisfaction is important to Fire Protection Parts. Please review our policy for returns.

General Returns
We accept returns of most new, unused, and resalable items in original packaging within 30 days of receipt. A valid proof of purchase is required.

Initiation: Contact us at info@fireprotectionparts.net to start a return and obtain a Return Merchandise Authorization (RMA) number.

Shipping: The customer is responsible for all return shipping costs to: Fire Protection Parts Returns, 2135 City Gate Ln #3018, Naperville, IL, 60563.

Restocking Fee: A 25% restocking fee will be applied to all eligible returns.

Return and Refund Process
Request RMA: Email info@fireprotectionparts.net.

Package Securely: Include the RMA number clearly inside the package.

Refunds: Once inspected, refunds (less the 25% restocking fee and original shipping) will be credited to your original payment method within 14 business days.

Exceptions
Defective/Damaged Items: Contact us immediately upon receipt for instructions.

Exchanges: Place a new, separate order for the desired item and return the original for a refund (subject to terms).

Special Order Items: These are non-returnable and non-refundable unless the manufacturer accepts the return.

All products are subject to the manufacturer's warranty, not direct warranties from Fire Protection Parts. All sales are governed by our Standard Terms and Conditions of Sale.

Installation Assistance

While Fire Protection Parts specializes in providing high-quality fire protection components, we understand that proper installation is crucial for the effectiveness and safety of these systems.

For professional installation services across the United States, we recommend our trusted partner: Fire & Life Safety Consultants.

As a nationwide fire protection contractor, Fire & Life Safety Consultants offers comprehensive installation services for a wide range of fire protection systems.

To inquire about installation services, please:

Visit their website: www.fireandlifesafety.net to learn more about their services and coverage or call (800) 976-2489.

Email job information: Send the details of your installation needs to info@fireprotectionparts.net, and we will forward your inquiry to the team at Fire & Life Safety Consultants.

Please note that while we facilitate this connection, all installation services and agreements will be directly between you and Fire & Life Safety Consultants.

Technical Support

At Fire Protection Parts, we're committed to providing you with the expertise you need. If you require technical assistance with product selection, troubleshooting, or any other inquiries, our knowledgeable support team is ready to help.

Please call our experts directly at (866) 906-1526 for immediate assistance.