Our future vision is to build the company into a leading enterprise in production, service and R&D in the domestic Water Main Gate Valve, grooved non rising stem gate valve, fire protection trim valve industry. Our grooved gate valve alarm valve have achieved good market share and customer satisfaction. Our commitment to quality and customer satisfaction is the foundation of our business. Our values are honesty, integrity, reliability, and respect for others. Through mutual support and encouragement, we develop a culture of teamwork and collaboration. Our mission is to provide customers with the best products and services so that our customers, partners, and employees get the greatest benefit. Our products are designed to deliver superior performance, reliability, and durability. We maintain a strong and reliable supply chain to ensure the timely delivery of products to our clients. We are in line with the principle of small profits and quick turnover, to serve customers, customer success is our success.
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![Gate Valve Dimensions]()
Gate Valve DimensionsNONFIR Grooved Gate Valve is an OS&Y gate valve developed for fire protection piping systems, providing grooved connection compatibility, FM/UL certified performance, and documented technical...read more -
![Grooved OS&Y Gate Valve for Fire Protection Systems]()
Grooved OS&Y Gate Valve for Fire Protection SystemsNONFIR Grooved OS&Y Gate Valve is a rising stem gate valve manufactured for fire protection piping systems, providing shut-off control for sprinkler and water-based fire suppression networks.read more -
![Flanged OS&Y Gate Valve for Fire Protection Systems]()
Flanged OS&Y Gate Valve for Fire Protection SystemsNONFIR Flanged OS&Y Gate Valve is a rising stem gate valve designed for fire protection piping systems. It features an Outside Screw and Yoke (OS&Y) structure with flanged ends for installation in...read more -
![Fire Protection Gate Valves]()
Fire Protection Gate ValvesNONFIR Fire Protection Gate Valves are manually operated isolation valves used to control water flow in fire protection piping systems. They are installed in sprinkler systems, fire hydrant...read more -
![FM Approved Valve]()
FM Approved ValveFM Approved OS&Y Flanged Gate Valve is a fire protection gate valve designed for on/off isolation of water flow in sprinkler and fire protection piping systems.read more -
![Cast Iron Gate Valve]()
Cast Iron Gate ValveNONFIR Cast Iron Gate Valve is a manually operated valve for on/off isolation in fire protection water supply pipelines. It is primarily used in fire sprinkler systems, fire hydrant networks, and...read more -
![Gate Valve for Fire Protection System]()
Gate Valve for Fire Protection SystemNONFIR fire protection gate valves are used to isolate water flow in fire sprinkler systems, fire pump systems, and industrial fire protection pipelines. Available in flanged OS&Y configurations,...read more -
![Gate Valve Stem]()
Gate Valve StemGate Valve Stem is the operating shaft component installed inside an OS&Y gate valve, connecting the operating mechanism with the gate assembly to control valve opening and closing. NONFIR...read more -
![Industrial Gate Valve]()
Industrial Gate ValveIt is used for pipeline isolation in applications such as fire sprinkler networks, fire water distribution systems, and industrial utility water lines where reliable shut-off control is required.read more -
![Grooved End Gate Valve]()
Grooved End Gate ValveGrooved End Gate Valve is a resilient seated gate valve designed for on/off isolation in fire protection piping systems. It uses grooved end connections for installation with grooved piping...read more -
![Water Main Gate Valve]()
Water Main Gate ValveNONFIR Water Main Gate Valve is a grooved end gate valve developed for fire protection piping systems requiring reliable water supply isolation. It is installed on fire water mains, sprinkler...read more -
![Gate Valve Sizes]()
Gate Valve SizesNon-Fir grooved gate valves are designed for fire protection piping systems, including sprinkler networks, fire pump rooms, and industrial fire water pipelines. Available in 2"–12" (DN50–DN300)...read more
Jean Runyon
My family thinks the products I bought are great and look expensive. I am very happy and hope they will continue to develop.
Eugene Burke
I am very satisfied with the packaging of these items!
Marlon Dubose
You always uphold this principle of quality first, and you are able to correct even the smallest errors in a timely manner.
Jon Bain
The logistics of this supplier is very fast, and the customer service is very patient! This is a very satisfying shopping!
Robert Alexander
We visited your company some time ago, and we were deeply impressed by your warm attitude and highly integrated workshop.
Andrea Graves
Problems can be quickly and effectively resolved, it is worth to be trust and working together.
The company's main products include fire protection deluge valve, flanged gate valve fire protection piping, grooved resilient seated gate valve series, etc., which can provide domestic and foreign customers with a series of products and a series of supporting products and services. As one of the most professional grooved gate valve alarm valve manufacturers and suppliers in China, we have world-leading production equipment and strong manufacturing capabilities. Please feel free to buy advanced grooved gate valve alarm valve at competitive price from our factory.
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