2005 - 2009

contributing to 60% reduction in gas and electricity consumption


Insulation

Insulation of new roof with Tri-Iso Super 9 (equivalent to 200mm mineral wool)

£766

Cavity wall insulation of ground floor kitchen extension

£125

Insulation to flat roof of kitchen extension (100mm insulation slab and vapour barrier)

£646

Internal insulation of wall under bay window

£300

Double glazed window over front door (approx)

£200

Insulating strips for around doors, insulation foil for front and back doors and behind radiators, polystrene for loft hatch (approx)

£30

Total

£2067


Energy saving equipment and technology

Room and radiator thermostats (approx)

£160

Savaplug to freezer

£35

Worcester Bosch 12kW Greenstar 12i Series condensing boiler and heating works

£1980

Viessmann Vitosol 200 D20 solar water system and new water tank

£4995

Building external structure for water tank as no space indoors

£1300

Heat exchange fan for bathroom - £249 plus installation of approx £260

£500

Total

£8970


Furnishings

Thermal blinds to most windows

£1512

Lined curtains and thermal linings for external walls

£780

Total

£2292



Solar panels (PV) - 2005 - now producing slightly more electricity than we use over the year

Photovoltaic cells (solar panels) (total £9408 of which £4256 covered by ClearSkies grant)

£5152



2010

Under floor insulation of ground floor (90mm Celotex, 5 days labour, and replacing floorboards)

£1700

Moving 2 radiators from outside walls (inc new radiators £300)

£550

Heat exchange fan for kitchen £249 (installation as part of total re-wiring)

£249

30mm Aerogel insulation (5 sheets costing £1200) to inner surface of bathroom, bedroom and landing walls (plus 2-3 days labour to fit approx £300)

£1500

Total

£3999





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Spending on energy saving improvements