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Item #:
12478488
Caleffi 535370HA 535H Series Pressure Reducing Valve ASSE 1003, Female 1 1/4" NPT
Item #:
12478488
TZS 1323591
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Saturday, July 11
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What Stands Out
Reliable Pressure Control
Ensures stable water pressure, preventing fluctuations that can damage plumbing systems and enhance comfort during use.
Durable Construction
Built with high-quality materials for longevity and resistance to wear, ensuring long-term performance in various water systems.
Easy Installation
Designed with female 1 1/4" NPT connections for seamless integration into existing setups, simplifying the installation process for users.
Product Details
| Item Weight | 1.5 lbs (680 grams) |
Who Should Buy?
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Residential Users
Ideal for homeowners looking to maintain consistent water pressure in plumbing systems, enhancing comfort and performance.
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Commercial Applications
Suitable for businesses that require stable water pressure for consistent operations and to protect equipment.
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Plumbers and Contractors
Perfect for professionals needing reliable valves for installation in new or existing water systems, ensuring quality work.
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Low-Pressure Systems
Not ideal for systems with naturally low pressure, as it may result in inadequate performance and functionality.
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DIY Homeowners
Inexperienced users may struggle with installation and adjustment, leading to potential misuse and ineffective results.
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Non-Standard Piping
Not suitable for systems that don't conform to standard NPT sizing, as this could cause fitting issues and leaks.
Product Description
Caleffi 535370HA 535H Series Pressure Reducing Valve ASSE 1003, Female 1 1/4" NPT
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Customer Questions & Answers
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Question:
What is the main function of the Caleffi 535H Series Pressure Reducing Valve?
Answer: The Caleffi 535H Series Pressure Reducing Valve is designed to regulate and reduce the pressure of water or other fluids in plumbing systems. It ensures a consistent outlet pressure even when incoming water pressure fluctuates, protecting fixtures and appliances from damage due to high pressure. This is particularly useful in residential and commercial plumbing systems where excess pressure could lead to leaks or burst pipes, ensuring the longevity and efficiency of the entire plumbing network. -
Question:
How does the Caleffi 535H Pressure Reducing Valve work?
Answer: This pressure reducing valve operates through a mechanism that adjusts the flow of water to maintain a preset outlet pressure. As incoming pressure rises, the valve closes slightly to restrict the flow, while if the pressure drops, it opens a bit to allow more fluid through. This self-regulating feature ensures that your plumbing system remains within safe operating parameters, making it ideal for boilers, water heaters, and any sensitive water systems. -
Question:
Is the Caleffi 535H Series Pressure Reducing Valve suitable for hot water applications?
Answer: Yes, the Caleffi 535H Series Pressure Reducing Valve is suitable for both hot and cold water applications. It is designed to handle a wide temperature range, making it versatile for use in heating systems and potable water lines. By maintaining stable pressure in hot water systems, it protects against potential scalding and improves the performance of hot water heaters, ensuring user safety and comfort. -
Question:
What are the installation requirements for the Caleffi 535H Valve?
Answer: Installation of the Caleffi 535H Valve requires access to standard plumbing fittings, specifically a female 1 1/4 NPT connection. It's crucial to ensure that the valve is installed in the correct orientation for optimal functionality. Proper installation can prevent leaks and enhance the valve's performance. For optimal results, it’s recommended to place the valve downstream from the main water supply line, ideally close to the building entry point. -
Question:
Can the pressure setting for the Caleffi 535H valve be adjusted?
Answer: Absolutely, the pressure setting on the Caleffi 535H valve is adjustable. This feature allows users to customize the outlet pressure according to specific system requirements, typically ranging from 15 to 75 psi. Such adjustment can help cater to varying needs across different setups, ensuring that appliances operate efficiently without the risk of damage from excessive pressure. -
Question:
What materials are used in the construction of the Caleffi 535H Series Valve?
Answer: The Caleffi 535H Series Pressure Reducing Valve is constructed from durable materials such as brass and features EPDM seals for long-lasting performance. These materials are resistant to corrosion and can withstand significant pressure and temperature variations. The robust construction not only enhances durability but also ensures reliable operation over time, making it a preferred choice for both residential and commercial applications. -
Question:
How do I know if my plumbing system needs a pressure reducing valve?
Answer: If you experience fluctuating water pressure, frequent leaks, or noisy pipes, it may indicate that your plumbing system requires a pressure reducing valve like the Caleffi 535H model. These conditions point to high incoming pressure that can damage fixtures and appliances. A pressure reducing valve will help stabilize the incoming pressure, leading to improved performance and a longer lifespan for plumbing components. -
Question:
Can the Caleffi 535H Valve be used with water filters?
Answer: Yes, the Caleffi 535H Valve is compatible with water filtration systems. By reducing the pressure to a safe level, it protects filters from being overwhelmed by high pressure, which can lead to damage or decreased efficiency. This setup ensures you have clean water flow without compromising the integrity of your filtration system. -
Question:
What is the difference between the Caleffi 535H and other similar valves?
Answer: The Caleffi 535H Series offers premium features such as an adjustable pressure setting, durable brass construction, and a compact size, distinguishing it from other valves in the market. It also meets ASSE 1003 certification, ensuring it adheres to high safety and quality standards. This valve’s unique characteristics make it versatile and suitable for various plumbing applications, providing enhanced reliability and performance. -
Question:
Where can I buy the Caleffi 535370HA 535H Series Pressure Reducing Valve ASSE 1003, Female 1 14 NPT?
Answer: You can purchase the Caleffi 535370HA 535H Series Pressure Reducing Valve ASSE 1003, Female 1 14 NPT at Ubuy. Ubuy offers a reliable platform with a wide range of plumbing supplies, including this valve, ensuring you can find the right products to meet your plumbing needs.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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TZS 1323591
Order now and get it around Saturday, July 11
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
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Fastest cross-border delivery
Features & Benefits
- Pre-adjustable pressure reducing valve for residential and commercial applications.
- Low lead dezincification resistant Ecobrass body.
- Low friction and anti-scale moving parts.
- High flow seat design.
- Dial indicator with direct readout.
- Replaceable cartridge.