
We Are Open 24 Hours a Day, 7 Days a Week, Including Weekends and Public Holidays.
As a US operations manager, you're battling high water bills and unreliable cooling in manufacturing. Our closed loop cooling systems recirculate water efficiently, ensuring uninterrupted production.
In 2026, US industrial facilities face skyrocketing energy costs and strict water regulations. Here's what you're up against:
Ready to fix this? Discover our solution below.
Our FRP closed loop cooling systems use fiberglass towers with heat exchangers for zero evaporation loss. Built in our 50,000 sqm Hebei factory, we offer OEM/ODM design for your specs.
| Specification | Details |
|---|---|
| Capacity | 10-5000 RT |
| Material | FRP + SS Heat Exchanger |
| Efficiency | 3.5-5.0 Range |
| Certifications | CE, NSF/ANSI, RoHS, ISO 9001 |
| Power | 0.015-0.03 kW/RT |
Applications: Chemical plants, data centers, plastics manufacturing. Case: US client reduced downtime by 35% post-install.
"Switched to Longxuan's closed loop cooling tower—saved 37% on water costs in Year 1. NSF compliant for our CA plant."
— John D., Operations Mgr, CA Plastics Inc.
"Custom FRP design delivered in 18 days. Zero corrosion issues."
— Sarah L., Tech Dir, TX Chemical Co.
Certificates: CE, RoHS, ISO 9001, NSF/ANSI 50 (US-compliant). Verify yours free.
A recirculation system using FRP towers and heat exchangers to reject heat without water loss—ideal for industrial applications in the USA.
Starts at $5,000 for 50RT units. OEM pricing 20% below competitors. Free quote includes US duties.
Yes, full OEM/ODM with NSF, UL compliance. Designs for EPA water rules.
2-4 weeks FOB Tianjin to LA/NY. Express options available.
24/7 remote monitoring, 2-year warranty, free parts shipping. Local US partners for installs.
T/T, L/C, PayPal. Compliant with US import rules. Start with brochure download.

Free samples for first 10 US inquiries this month. 100% money-back if not satisfied in 90 days.
Privacy protected per GDPR/CCPA. Add: 20 Xingyuan South Street, Zaoqiang County, Hengshui, Hebei, China.
"Best closed loop cooling system we've used. Quality beats US suppliers, half the price."
— Mike R., Supply Chain Mgr, Florida
"Fast delivery and top-notch service. Highly recommend for industrial cooling."
— Lisa T., Ops Director, Texas
"OEM design perfect for our plant. Saved us thousands on maintenance."
— David K., Tech Lead, New York
"Reliable FRP towers. Excellent after-sales from China team."
— Anna S., Purchasing, California
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.





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