Heat from the property could escape through walls, windows, doors, roof, floors.

This calculation will give you room by room heat loss and calculation and provide you guidance for appropriate ASHP (air source heat pump) or GSHP (ground source heat pump) and radiator size for your property. 

You will receive noise assessment to avoid or simplified the planning application.

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Additionally with this document you could apply for government grant to change your current heating system 

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