SuperHome Database

Somerset, Allerford, Lynch Mill

House Summary

Guy Dewdney

House Type:
1722 Watermill

Carbon saving:
95% - SuperHomes Assessed  

Total invested:

  • Somerset PV
  • Somerset Solar thermal

Measures installed:

  • Condensing boiler
  • Double Glazing
  • Draught-proofing
  • Floor Insulation
  • Loft Insulation
  • Low Energy Appliances
  • Low Energy Lighting
  • Other renewable energy technologies
  • Roof Insulation
  • Solar PV Panels
  • Solar Water Heating
  • Water Saving Devices
  • Wood Stove

Upcoming events

Early interest in Open Days encourages SuperHome owners to host more events. If you'd like to visit this property please contact the owner and let them know. SuperHomers are often happy to respond to questions about their refurbishment project by email between times. Please read ‘more on contacting this SuperHomer’ before you make contact.

Personal story:

Mechanical engineer, bought house in 06 and refurbed water wheel to working order. Huge improvements in insulation and glazing (triple not double). Under floor heating. High efficiency hot water cylinder etc etc.


Reducing bills and future proofing.

Also see:
Property background:

1722 build.
1910 partially demolished and wheel used for electricity production pre-grid
1939 generators exploded
2007 water wheel turns again

Key changes made:

insulation. Insulation. Insulation. Draught proofing. Careful appliance choosing.

Measures installed in detail:

  • Partial double glazing
  • Draught proofing throughout
  • 300 – 600mm rockwool loft insulation
  • 75mm Polyurethane,  25mm Polystyrene and ‘space blanket’ foil roof insulation
  • 50mm Polystyrene and 75mm Polyurethane floor insulation
  • New high efficiency condensing oil boiler, new TRVs on all radiators
  • 60 tubes solar thermal heating
  • 40 9.5kw photo voltaic panels
  • Low energy lighting throughout
  • Low energy appliances throughout
  • Water saving devices include- shower reducer
  • Other renewable technologies include- two wood burning stoves and a waterwheel restored and providing electricity
Benefits of work carried out:

Ten quid electricity bill for the last quater… need I say more? OK – I havent filled the heating oil tank for two years.

Favourite feature:

The water wheel – a job of love, blood and more blood. The noise is captivating, like an old steam engine.

Contact this homeowner

Assessment types

SuperHomes Assessed

A home that has been visited and assessed by us and confirmed as reaching the SuperHome standard, which demonstrates a 60% carbon saving.

Homeowner Reported

Information has been provided by the homeowner about their home and energy use prior to the installation of measures and following their installation which demonstrates a carbon saving. This information has not been verified.

Remote Assessed

The homeowner has provided information on their home including what measures have been installed which has enables an assessor working on our behalf to assess their carbon savings. This home has not been visited to verify the measures installed.


This home has not been assessed, but the homeowner has reported what measures have been installed. It may be that this home is awaiting assessment.