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Solve corrosion and downtime issues in your chemical, water treatment, or HVAC systems with our durable FRP L Port Three Way Valve – designed for seamless diverting and mixing.
Ideal for purchasing managers seeking ROI-focused, corrosion-resistant valves that outperform metal alternatives.
Get Free Quote in 24hAs an operations manager in the USA industrial sector, you're dealing with relentless pressures on efficiency and costs.
| Parameter | Specification |
|---|---|
| Material | FRP (Vinyl Ester Resin + Glass Fiber) |
| Port Configuration | L-Port Three Way (Diverting/Mixing) |
| Size Range | DN50-DN300 (2"-12") |
| Pressure Rating | PN10-PN16 (150 PSI) |
| Temperature | -20°C to 120°C |
| Actuation | Manual/Gear/Pneumatic |
Used in water treatment plants for flow diversion, chemical processing for acid mixing, and cooling towers for circulation control.
"Switched to Longxuan's L port three way valve – corrosion gone, delivery in 10 days. ROI hit in months." – Mike R., Ops Manager, USA Water Utility (28% cost reduction)


FRP-Hydrochloric-Acid-Storage-Tank Frp-Production-Equipment
An L port three way valve diverts flow from one inlet to two outlets or mixes two inlets into one, ideal for industrial automation.
Yes, full OEM/ODM with sizes DN50-300, compliant with USA standards.
Sea freight 20-30 days; air express 7-10 days via optimized China-USA routes.
T/T, L/C, PayPal; 30% deposit, balance pre-shipment. Compliant with Incoterms 2020.
Yes, 18-month warranty, free tech support, spare parts stocked in USA partners.
FRP is lighter (1/4 weight), non-corrosive, and cheaper long-term – perfect for aggressive media.

David L., Purchasing Manager, Texas Chemical Plant
"Best L port three way valve we've sourced from China. Quality beats expectations, fast ship to USA. Highly recommend!" ★★★★★
Sarah K., Operations Director, California Water Treatment
"Custom FRP design arrived perfect. No leaks after 6 months. Saved us 35% vs local suppliers." ★★★★★
Robert M., Supply Chain Lead, Florida HVAC Firm
"Powerful factory behind this industrial L port three way valve. Delivery in 9 days – game changer!" ★★★★★
Emily T., Technical Director, New York Pharma
"OEM service exceptional. Fully compliant, zero issues in trials." ★★★★★
Dr. Li Wei, Senior FRP Valve Engineer at Hebei Longxuan Environmental Protection Equipment Co., Ltd. With 25+ years in fiberglass reinforced plastics and 15 years specializing in industrial valves, Dr. Li holds a PhD in Materials Engineering from Tsinghua University. He has led 200+ OEM projects for USA clients, optimizing flow control for chemical and water sectors.
10% Off First Order + Free Sample for Qualified Buyers – Stock Limited, Order Before End of Month!
Risk-Free: 30-Day Money-Back Guarantee | Free Engineering Consultation
Hebei Longxuan Environmental Protection Equipment Co., Ltd. | 20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China
Email: longxuanfrp@gmail.com | Contact Us
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Customization can include size, material, structure, surface treatment, color, performance parameters, and packaging based on customer requirements.
Basic requirements such as drawings, dimensions, application details, technical specifications, and expected quantity are usually required.
Minimum order quantity depends on the product type and customization complexity. Please contact us for specific MOQ details.
Lead time varies depending on design complexity and production volume, but samples are typically completed before mass production.





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20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China