Dragon’s Breath Solar launches ready‑to‑use Solar Thermal Fluid

by | Jun 19, 2025

Dragon’s Breath Solar, a UK-based DIY solar specialist with over 27 years of experience, has introduced a new “Thermablend” solar heating fluid in ready-mixed 10L containers. This new product is designed to make installing and maintaining solar thermal hot water systems even more straightforward and accessible for professionals and self-installers alike.

What Is Thermablend?

Thermablend is a pre-diluted glycol-based heat transfer fluid designed specifically for solar thermal circuits, including evacuated tube and flat plate collectors. It contains ethylene glycol antifreeze, which makes it suitable for high-temperature, closed-loop systems. It must not be used with potable water.

Packaged in 10-litre containers, Thermablend is ideal for topping up or commissioning typical domestic solar thermal systems without the need for any additional mixing or dilution.

Key Benefits

Advantage

Description

Ease of Use

No mixing required; simply pour directly into the system.

Reliable Protection

Offers protection from frost and overheating in closed solar thermal loops.

High-Quality Formula

Professionally blended with full COSHH data sheets provided.

DIY‑Friendly

Designed with the needs of both professional installers and DIY users in mind.

A Perfect Fit in the Dragon’s Breath Product Range

Dragon’s Breath Solar is well-established in the solar thermal market, providing everything from pump stations and expansion vessels to DZR compression fittings and pre-insulated stainless steel pipework. The introduction of Thermablend complements this range perfectly, offering users a ready-to-use fluid that integrates seamlessly with their existing systems and components.

Who Is It For?

  • DIY installers and plumbers looking for a no-fuss solar fluid solution
  • Engineers needing a reliable product for system servicing and maintenance
  • Renewables enthusiasts building bespoke solar thermal systems

Usage Notes

  • Thermablend is suitable only for sealed, closed-loop solar systems
  • Always follow health and safety guidelines and refer to the COSHH data sheet provided with the product
  • For best performance and system longevity, use Thermablend alongside Dragon’s Breath Solar components

Final Thoughts

The ready-to-use Solar Thermal Fluid from Dragon’s Breath Solar is a practical, efficient, and high-performance solution for solar thermal systems. Whether you’re installing a new system or maintaining an existing one, Thermablend ensures a smooth and reliable operation—without the hassle of dilution or risk of incorrect mixing.

Dragon’s Breath Solar continues to lead the way in quality and innovation for solar thermal systems in the UK, and Thermablend is the latest addition that delivers convenience without compromise.

Contact Dragon’s Breath Solar for your supply of ready-to-use Solar Thermal Fluid. 

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