22 June 2021,

VDI2035 Water treatment in central heating and boiler installation. BS7593 Talks about water quality. British Standards.
Poor central heating water flushing and testing to VDI 2035 Standards.
Testing Water. Filling System. Flushing to British Standards BS7593
Testing Water conductivity.
Testing Water TDS.
Testing Water PH.
Testing Water hardness.
Flushing and Testing water to VDI2035.

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