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WHAT WE OFFER

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

  • JL-B1069 BRASS BALL VALVE
    JL-B1069
    Medium temperature:-20C≤t≤110°CMaximum working pressure : 2Mpa(20bar)Working medium:water,non-corrosive liquid
  • JL-B1715A JL-B1715B BRASS BALL VALVE
    JL-B1715B
    Medium temperature:-20C≤t≤110°CMaximum working pressure : 2Mpa(20bar)Working medium:water,non-corrosive liquid
  • JL-B1171 JL-B11611 BRASS BALL VALVE
    JL-B1171
    Medium temperature:-20C≤t≤110°CMaximum working pressure : 2Mpa(20bar)Working medium:water,non-corrosive liquid
  • JL-B1181 BRASS BALL VALVE
    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

"FROM THIS YEAR

Zhejiang Jiafu HVAC Co., Ltd.
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    Years of
    experience

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    Current
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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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Zhejiang Jiafu HVAC Co., Ltd.
DOVA VALVE SERIES

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

LATEST UPDATES

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  • Materials and Production of Brass Check Valves2025-09-12
    Materials and Production of Brass Check Valves
    A brass check valve is a type of valve that permits fluid to flow in one direction only, automatically closing when the flow direction reverses. Brass check valves are made from brass, a durable alloy of copper and zinc, offering a combination of strength, resistance to corrosion, and ease of manufa...
  • Types of Brass Mini Ball Valves2025-09-05
    Types of Brass Mini Ball Valves
    1. Two-Way Brass Mini Ball Valve Two-way mini ball valves are the common type, designed to allow flow in one direction or to shut off flow entirely. Key Features: Simple design with a single inlet and outlet. Easy to operate with a quarter-turn handle. Suitable for general-purpose fluid control app...
  • Process Requirements for Manufacturing Stainless Steel Manifolds2025-08-27
    Process Requirements for Manufacturing Stainless Steel Manifolds
    Due to their structural complexity and demanding performance expectations, stainless steel manifolds factory involve specific process requirements during their production. This article provides a detailed overview of the key steps and considerations involved in the manufacturing of stainless steel m...