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Cistern Filling Valves :Top Manufacturers for Reliable Water Control


Filling valves are an integral component of cisterns, responsible for regulating water flow and maintaining optimal water levels. Choosing a reliable filling valve from a reputable manufacturer is essential for ensuring efficient water control and minimizing issues such as leaks and water wastage. In this comprehensive guide, we will explore filling valves and introduce you to some of the top manufacturers in the industry, including Fluidmaster, Viva, Dudley, Unifill, and Macdee. Let’s dive in!

Understanding Filling Valves

Filling valves, also known as fill valves or inlet valves, are mechanisms that control the flow of water into the cistern. Their primary function is to refill the cistern after flushing, maintaining the desired water level for subsequent flushes. Filling valves are designed to regulate water flow, prevent overflow, and ensure efficient water usage.

Top Manufacturers of Filling Valves

1. Fluidmaster

Fluidmaster is a renowned manufacturer with a rich history of producing plumbing solutions for over 60 years. They offer a diverse range of filling valves known for their reliability, durability, and ease of installation. Fluidmaster’s valves incorporate advanced technologies to prevent leaks, minimize noise, and deliver consistent water flow. Their products are trusted by homeowners and professionals alike, making Fluidmaster a leading choice in the industry.

2. Viva

Viva is a prominent manufacturer known for its commitment to delivering high-quality plumbing products. They specialize in manufacturing filling valves designed for optimal water control and efficiency. Viva’s valves are engineered to provide reliable and precise water filling, ensuring accurate water levels in the cistern. With their emphasis on quality and performance, Viva has established a strong reputation in the market.

3. Dudley

Dudley is a trusted name in the plumbing industry, offering a wide range of plumbing fittings, including filling valves. Dudley’s filling valves are meticulously engineered to provide excellent performance and reliability. They offer valves suitable for various cistern types and applications, catering to both residential and commercial needs. Dudley’s valves are known for their ease of installation, water-saving features, and robust construction, making them a preferred choice for many.

4. Unifill

Unifill, known for its dedication to quality and innovation, is a leading manufacturer of filling valves. Their valves are designed to ensure accurate water control and efficient refilling of cisterns. Unifill incorporates features such as adjustable water levels, quiet operation, and anti-siphon technology to prevent water contamination. With a strong focus on performance and reliability, Unifill has earned a reputable position in the market.

5. Macdee

Macdee, a part of the Wirquin Group, is a well-known manufacturer of plumbing solutions, including filling valves for cisterns. Macdee’s filling valves are crafted with precision engineering and advanced materials to deliver superior performance and durability. Their valves are designed to provide efficient filling, prevent leaks, and maintain optimal water levels. Macdee’s commitment to innovation and quality has positioned them as a trusted brand in the industry.


When it comes to filling valves for cisterns, selecting products from reliable manufacturers is paramount. Fluidmaster, Viva, Dudley, Unifill, and Macdee are among the top manufacturers known for their expertise in producing high-quality filling valves. These manufacturers offer valves that ensure efficient water control, prevent leaks, and maintain accurate water levels in the cistern. By choosing filling valves from these reputable manufacturers, you can be confident in the reliability and performance of your plumbing system.