Viessmann responded to Department for Environment, Food and Rural Affairs (DEFRA) update on RHI biomass emissions levels. By Nigel Jefferson, sales director for commercial and renewable products at Viessmann, which sells wood-burning boilers between 50 kW and 1250 kW, also under the KOB brand.
In an update on the Renewable Heat Incentive (RHI) and Clean Air Act issued on Thursday June 7th, DEFR
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