Blue Sun −30 °C
Ready-to-use propylene glycol-based antifreeze-coolant with protection down to −30 °C.
Non-toxic
Blue Sun −37 °C
Ready-to-use propylene glycol-based antifreeze-coolant with protection down to −37 °C.
Luzar LD
Heating-circuit cleaner that removes rust, scale and sludge without interrupting the operation of the system.
Blue Sun Concentrate
Concentrated propylene glycol-based antifreeze-coolant specifically designed for solar thermal energy installations.
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Luzar Waterless Coolant
Ready-to-use water-free antifreeze-coolant with an operating range of −40 °C to 220 °C and no cavitation.
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Solar Coolant Concentrate
Concentrated propylene glycol-based antifreeze-coolant with hybrid organic-inorganic additives for solar thermal energy.
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Luzar Sealant
Cellulose-fibre and mineral sealant that permanently plugs pore leaks in heating and hot water systems.
Thermosol Concentrate
Non-toxic antifreeze for high temperatures, based on high-boiling-point glycols, for evacuated tube collectors.
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