Solar stations Easyflow 22mm two-pipe, 2-12l/min, Wilo Para ST25/6

The heat transfer fluids, based on propylene glycol, are refined with high-quality corrosion protection admixtures and stabilisers to prevent incrustations and hardness precipitations. The inhibitor system safely protects all metal materials that are normally used (except for galvanised steel) from corrosion and deposits.
• Non-toxic and biodegrades well
• Not subject to labelling. Water hazard class: 1
• For flat and vacuum pipe collectors

• Colour: violet
• Operating temperature: -28°C to +170°C
• Frost protection: down to -28°C
• Glycol content: 45%
• Use undiluted only