To book your free place for the 10am or 2pm tour on the 10th May 2014, click here.
· Super insulated 9” solid brick walls (oldest barn built in 1860)
· Factory made Insulated roof panels (SIPS)
· Super insulated floor slab with wet under floor heating (ground and first floor)
· Extensive use of thermal mass in floors, internal walls and ceiling
· Itho Whole house ventilation with heat recovery 90% efficiency
· Triple glazed timber windows with aluminium outer skin (Rationel)
· Draft lobby with highly insulated doors (Rationel)
· Thermal store feed by oversized Solar Hot water panels and heat pump for space heating and domestic hot water
· 10kw roof mounted Solar PV system
· 20kw ground mounted Solar PV system
· Powerrouter 5kw battery storage system providing solar produced electricity at night and back up electricity in the event of a power cut
· Two intelligent immersion switches using spare solar generated electricity to heat hot water in 400 and 300L thermal stores
· Ground sourced heat Pump (GHP) providing space heating and some of the domestic hot water
· Electric car powered from the solar PV panels
· Experimental Solar PVT panels providing Earth charging energy from solar panels to improve the efficiency of the GSHP
· Recently installed Web based energy monitoring equipment measuring electrical use, solar power generated, appliance consumption, heat generation
· Rain water recycling from underground tank to provide water for toilet flushing and garden irrigation
· Presence and daylight sensor light control in common areas of the house
· 100% low energy lighting and low energy appliances
· Reserve wood pellet 5kw stove in case of power failure
Interesting facts/results:
· It works!
· It has met its target energy consumption with 3 years’ worth of all power consumption (electricity) 10,500kwh/year
· The house is now a net exporter of Solar generated electricity providing a very useful additional income stream
· It also provides free electricity to charge 2 or more electric cars the first of which is doing really well (Volt)
· The family loves it because it is comfortable and pleasant to live in all year round
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