DOWCAL 200 Heat Transfer Fluid

Reliable, Low-Toxicity
Heat Transfer Fluid for Critical Systems

Why Choose DOWCAL 200?

DOWCAL 200 is a low-toxicity fluid that protects against corrosion, supports use with local water, and reduces maintenance across a range of closed-loop systems. It's also trusted in Flygt midrange pumps (at 30% concentration) for reliable freeze protection and aluminum compatibility in demanding environments.

Pricing & Availability

Contact our customer service team to learn more or to place an order.

Key Applications

  • Solar Heating
  • Floor Heating
  • Pump Cooling Systems
  • Snowmelt Systems
  • Process Heating
  • Heat Recovery
  • Wind Turbine Systems
  • Ice Skating Rinks
  • Photo-Voltaic (PV) Inverters
Core Benefits

Low Acute Oral Toxicity

Safe for use in sensitive environments where exposure risks must be minimized.

Compatible with Common Elastomers

Ensures seals and gaskets maintain integrity for reliable system performance.

Enhanced Protection for Aluminum Alloys

Specialized inhibitors prevent corrosion and extend component life in aluminum systems.

Extended Fluid Life for Lower Maintenance

Durable formulation reduces the frequency and cost of fluid replacement.

Stable for Use with
Hard Water

Formulated to resist mineral reactions, allowing use with local tap water without damage.

Recommended 30% Minimum Concentration

Maintains corrosion protection and freeze resistance when properly diluted.

Product Specifications

Base

Propylene Glycol

Operating Temperature

-58°F (-50°C) to 347°F (175°C)

Glycol Concentration

30% to 60%

Ready to Use

Pre-mixed and ready to go, with no need for dilution, ensuring maximum efficiency and bacterial resistance right out of the container.

Specifications & Documents

DOWCAL 200 Specifications

DOWCAL 200 Safety Data Sheet

DOWCAL 200 Technical Data Sheet