We offer highly cost-effective products and professional after-sale service for the marine, HVAC, water, oil & gas, fire fighting industries. Our valves, all delivered by experienced technicians, are of guaranteed good quality.
> Water > HVAC > Marine > Oil & Gas > Industry > Fire FightingWith years of experience, I-FLOW knows the market very well. We can provide excellent one-stop solutions for our clients. For more information about our valves and service, contact us today!
> CEO'S Greeting > Our factory > Career & culture > Fairs and eventsI-FLOW has an excellent R&D team. Managed strictly under ISO 9001, we inspect and test each of our valves to make sure 100% qualified.
> Research & Development > Quality Control > Quality Assurance > CertificatesWe, together with our associated companies, have obtained various types of certificates, including CE, WRAS, DNV, GL, LR, ABS etc. I-Flow valves are now widely used all over the world, in Shangrila Hotel, Kerry Center, Milan Expo, Fiat Workshop, IKEA, COSCO vessels, etc.
> Marine > HVAC > Water Treatment > Oil & GasAccumulating 10 years' experience in valves, we are an excellent solution provider. Keep in touch now and experience how your needs are well addressed.
> Client Stories > Our Projects > Company News > Industry NewsWith over 10 years of experience in the industry of valves, I-FLOW will provide the perfect solution for your project. Contact us now, we will solve all your problems.
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Fire sprinkler systems play a vital role in modern fire safety, offering automatic and reliable protection when a fire breaks out. Unlike manual firefighting methods, sprinklers react immediately to rising temperatures, helping control fires before they escalate into major disasters.
Wet pipe sprinkler systems are the most popular option due to their simple design and dependable performance. Water is always present in the pipes, ensuring instant response when heat activates the sprinkler head.
Best suited for:
Offices, hotels, apartments, schools, and commercial buildings.
Dry pipe systems are designed for areas where freezing temperatures could damage water-filled pipes. Instead of water, pressurized air keeps the system ready until activation.
Best suited for:
Unheated warehouses, loading docks, underground parking areas, and cold climates.

Pre-action sprinkler systems provide an extra layer of protection by requiring confirmation from a detection system before water is released.
Best suited for:
Server rooms, libraries, museums, and facilities housing sensitive equipment.
Deluge systems are designed for environments where fires can spread extremely fast. All sprinkler heads activate simultaneously, delivering a large volume of water.
Best suited for:
Oil and gas facilities, power plants, aircraft hangars, and chemical processing sites.
Understanding the differences between fire sprinkler system types helps building owners and engineers make informed decisions. Factors such as climate, fire hazards, and asset value should always guide system selection.