WHAT WE OFFER

We are a specialized manufacturer of brass valves, HVAC plumbing fixtures, piping and industrial applications.

JL-B1069

Medium temperature:-20C≤t≤110°CMaximum working pressure : 2Mpa(20bar)Working medium:water,non-corrosive liquid
JL-B1715B

Medium temperature:-20C≤t≤110°CMaximum working pressure : 2Mpa(20bar)Working medium:water,non-corrosive liquid
JL-B1171

Medium temperature:-20C≤t≤110°CMaximum working pressure : 2Mpa(20bar)Working medium:water,non-corrosive liquid
JL-B1181

Medium temperature:-20C≤t≤110°CMaximum working pressure : 1Mpa(10bar)Working medium:water,non-corrosive liquid

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ABOUT DOVA

Zhejiang Jiafu HVAC Co., Ltd. is located in the Yuhuan Valve Base, China. We are a specialized manufacturer of brass valves, HVAC plumbing fixtures, pipes, and products for industrial applications.

Since our establishment in 2004, we have received a good reputation for our commitment to R&D, production, service, and OEM solutions with 20 years of experience in this field.

2004

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ENTERPRISE EQUIPMENT

According to the ISO 9001:2015 management system, we have full control over the process from incoming materials, forging, machining, and assembly to shipment. Our valves have passed CE, EN331, WRAS, and ACS certifications and are completely leak-tested during the production process. With the help of our in-house testing laboratory, we inspect valve quality professionally and efficiently.

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DOVA VALVE SERIES

We are a specialized manufacturer of brass valves, HVAc plumbing fixtures, pipes and industrial applications.

LATEST UPDATES

Provide you with the latest enterprise and industry news.

2025-06-25

Comparison of Welding Processes for Brass Mini Ball Valves

Welding is used in the production of brass mini ball valves to join different components together, such as the valve body, ball, and stem. The choice of welding process can have a significant impact on the final product's strength, durability, cost, and performance. In this blog, we will compare the...
2025-06-20

What Different User Experience Can Brass Bibcock Bring to Consumers?

Brass bibcocks, commonly known as outdoor faucets or garden taps, are essential fixtures in residential, commercial, and industrial water systems. These devices control the flow of water from the main supply to hoses, irrigation systems, or other outdoor utilities. While often overlooked as simple p...
2025-06-13

The Importance of Brass Gas Valves in Modern Industrial Society

Brass gas valves serve as regulators in systems that involve the flow of gases such as natural gas, propane, or butane. They are used to start, stop, or adjust the flow of gas, and they ensure that gas is delivered to its intended destination at the correct pressure. In industrial settings, gas valv...