AIC

TW-Line Heat Exchangers

Shell and Coil Heat Exchanger

Made with pure Titanium, the innovative distinct TW Line design is a fusion of functionality and cutting edge thermal technology. The unique geometry of the TW Line optimizes flow turbulence and increases the heat transfer coefficient, and along with its versatile assembly, provides the perfect solution for your diverse application.

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Typical applications include

  • Pools, spas, hot tubs heated by high temperature sources (steam, refrigerants, solar)
  • Evaporators/Condensers
  • Marine/saltwater application
  • Applications with extremely high salt water concentration
  • Corrosive fluids

Standard Materials

  • Titanium coils
  • Titanium Shell

Maximum Working Pressure

  • Up to 150 PSI (10 bar) in Tubes/Shells

Maximum Working Temperature

  • Up to 248°F (120°C) Tube Side
  • Up to 248°F (120°C) Shell Side
Each intricate design is versatile, yet grounded in rigid standards

A unique heating coil geometry that captures and enhances the closest of temperature approach. A one-piece welded pure titanium masterpiece, intrinsically designed for the most aggressive of environments. Exceptional material strength and corrosion resistance, matched with unparalleled quality.

Distinct Advantages

  • Total immunity to salt corrosion even at high temperatures
  • Ultra-high thermal performance
  • Coil expansion handles extreme temperature differences
  • Light weight
  • Condensate sub-cooling

Typical Swimming Pool Installation

  1. Boiler
  2. Heat Exchanger
  3. Swimming Pool
  4. Pump
  5. Filtration
  6. Chlorine Feeder
  7. Circulation Pump
  8. Flow Control Valve
  9. Gate Valve
  10. Check Valve
  11. Thermometer
  12. Safety Relief Valve

The product information and literature on this website are intended as a guideline for general purposes only. Models, dimensions, and operational parameters are subject to change at AIC's discretion. Contact AIC directly for updated design specifications.

TW-Line Technical Product Specifications

Heat Exchanger Model Nominal Capacity Hot Water Side (Tubes) Cold Water Side (Shell)
Flow Pressure Drop Flow Pressure Drop
kW Btu/Hr l/min USGPM kPa PSI l/min USGPM kPa PSI
TW-100 29 100,000 17 4.6 6.1 0.9 38 10.0 0.3 0.1
TW-200 57 200,000 28 7.5 26.7 3.9 61 16.0 1.4 0.2
TW-300 87 300,000 36 9.5 63.2 9.2 76 20.0 2.9 0.4
TW-400 113 400,000 35 9.1 71.7 10.4 265 70.0 40.7 5.9
Nominal values are based on heating water 180°F (82.2°C ) and return pool water 80°F (26.7°C )
Heat Exchanger Model Dimensions Connections Heat Transfer Area
L A B C Ø D F G
mm in mm in mm in mm in mm in Shell Tubes sq ft
TW-100 332.6 13.1 108.9 4.3 134.6 5.3 99.0 3.9 90.4 3.6 1 1/2" 1 1/4" 0.21 2.24
TW-200 530.6 20.9 108.9 4.3 332.6 13.1 99.0 3.9 90.4 3.6 1 1/2" 1 1/4" 0.38 4.15
TW-300 758.6 29.9 108.9 4.3 560.6 22.1 99.0 3.9 90.4 3.6 1 1/2" 1 1/4" 0.58 6.26
TW-400 910.6 35.9 108.9 4.3 712.6 28.1 99.0 3.9 90.4 3.6 1 1/2" 1 1/4" 0.72 7.71