The STH-1 is part of the Eco wood saver family and offers a pioneering solution for modernizing old fireplace inserts. Developed back in 2011 and successfully established on the market since 2012, the STH-1 enables many existing fireplaces to be retrofitted to the latest emission standards.

Compatibility and fitting:
The STH-1 is designed to fit exactly:

• H-Radiante series 500 to 600
• Primo series
• Dechimini-Philipp series Les Radiantes 600 series

Owners of old Les Radiantes 600 or H-Radiante 500/600 inserts can simply retrofit this component. This brings the old fireplace up to the latest technical standard without the need for a completely new insert.

The results speak for themselves:

• Reduction of particulate matter by a factor of five
• CO values: only 1000 mg compared to conventional old appliances, which allow up to 4000 mg
• Reduction of particulate matter pollution and emissions to the latest environmental standards

Efficiency and wood savings:

With the STH-1 fine dust filter retrofit set, you can save up to 30 % more wood, as combustion is significantly more efficient. This not only protects the environment, but also your wallet.

The STH-1 is the ideal solution for retrofitting old fireplace inserts. Thanks to innovative technology, existing fireplaces meet current environmental requirements and shine in new splendor.