We are driven to produce the best heat transfer fluids. But it’s also in our blood to provide the best customer service. You can expect a dedicated team of knowledgeable engineers and customer support experts to provide product support and consultation.

Your dedicated support team stands ready to assist you:

Free product training
Heat transfer fluid recommendations
Technical solutions
Cross reference to competitor fluids
Used oil analysis program
New product development
Experienced heat transfer fluid technical support – including free product training and fluid recommendations
Average order turnaround time: From order to shipment in less than 6 hours
Expert fluid analysis program with our full suite of oil-analysis services
Convenient, 24/7 ordering and account management

6Hours Infograph

At Isel, no one is more important than our customers. You are our top priority, and we’re ready to assist you. Caldera heat transfer fluids product range are manufactured and supported by Isel.

Oil Analysis

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Featured Products

Caldera RESCUE^® HTF

Heat Transfer Cleaner Concentrate

RESCUE^® HTF is an advanced formulation consisting of premium, fast-acting concentrated cleaners.

Temperature Range

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Caldera 1

High-Flash Heat Transfer Fluid

Caldera 1 is a high-flash point heat transfer fluid designed for applications where the operating temperature must be below the flash point of the fluid.

Temperature Range

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Caldera 2

High-Temperature Heat Transfer Fluid

Caldera 2 is a high-quality heat transfer fluid designed for systems that require a fluid with stability up to 630°F (332°C).

Temperature Range

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View All Caldera Products

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5266 Highway Ave. Jacksonville, FL 32254|1-800-503-9533|Privacy Policy|2024 Caldera. All Rights Reserved. All trademarks referenced herein are the properties of their respective owners. Website design by RedFin Group

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