ECO Retrofitting to reduce CO2 & Energy Consumption

Rob Veck MSc Project Management (Dist) , PMP

Before, During, After Motivations & Reality Check Finances Measures / Changes Results

Investment is needed

Energy Inflation (8.6%) Low Savings Rates (3+%) Lowering Annuity Rates

DYI?◦ Get VAT registered◦ Save 15% on materials used for energy saving.

Annuity Returns for £100,000 (Sole)Before Tax After Tax

Monthly Yearly Monthly Yearly

£307 £3,684 £245.60 £2,947.20

Annuity Returns for £100,000 (Joint)Before Tax After Tax

Monthly Yearly Monthly Yearly

£245 £2,940 £196.00 £2,352.00

RPI Info provided by local IFA Money advice service Info only – no liability

Joint◦ 65 year old man◦ 62 year old spouse◦ Who receives two thirds on

death.

Legacy◦ None.

Increase in property value◦ None.

Comparative Risks◦ Energy Inflation < RPI◦ Need to Move

Property Value not recouped.

4.6% (5.7% Gross) Break Even

◦ 22 years◦ 15 years (5% Energy Inflation

Energy Costs and Savings

2009 Energy Costs+Inflation £1,277.14

2012 Energy Costs £576.00

Energy Cost Savings £701.14

Feed in Tariff £1,318.66

RHI (Approx) £400

Income £1,718.66

TOTAL £2,419.80

ECO Conversion £53,000.00

Energy Bill Saving Equivalent InvestmentMonthly Yearly Sole Joint

£70 £840 £28,502 £35,714£80 £960 £32,573 £40,816£90 £1,080 £36,645 £45,918

£100 £1,200 £40,717 £51,020£110 £1,320 £44,788 £56,122£120 £1,440 £48,860 £61,224£130 £1,560 £52,932 £66,327£140 £1,680 £57,003 £71,429£150 £1,800 £61,075 £76,531£160 £1,920 £65,147 £81,633£170 £2,040 £69,218 £86,735£180 £2,160 £73,290 £91,837£190 £2,280 £77,362 £96,939£200 £2,400 £81,433 £102,041£210 £2,520 £85,505 £107,143£220 £2,640 £89,577 £112,245

1. Check that your partner is on board.2. Neighbours:-

◦ Good Relationship?◦ Retired and live at home?◦ Work nights / sleep days?

3. Talk to your District Council planning dept.4. Listed building or conservation area?5. Perform a Feasibility Study.

◦ Room by room.◦ Trade by trade.◦ Build in Staging / “Future proofing”.

6. Find a building consultant.◦ Unlikely to require an architect.◦ Ensure they will provide answers to questions.

How it worksHow it works◦ You pay capital for installationYou pay capital for installation

Depends on space and orientationDepends on space and orientation◦ Electricity Suppliers payElectricity Suppliers pay

21p / Unit21p / Unit

You getYou get◦ Savings on your electricity bill – about 50%Savings on your electricity bill – about 50%

If you change your habitsIf you change your habits◦ You get a ¼ ly payment based on what you You get a ¼ ly payment based on what you

generate.generate.

Consultation – Phase 2AConsultation – Phase 2A◦ 900MW installed instead of 116MW predicted (12/2011).900MW installed instead of 116MW predicted (12/2011).◦ FIT will be based on amount deployed.FIT will be based on amount deployed.◦ Aiming ROI between 4.5% to 8% **:-Aiming ROI between 4.5% to 8% **:-

Option AOption A 13.6p13.6p £8500£8500 10.30 yrs10.30 yrs Option BOption B 15.7p15.7p £9250£9250 10.36 yrs10.36 yrs Option COption C 16.5p16.5p £9750£9750 10.39 yrs10.39 yrs

Crystal BallCrystal Ball◦ New research by MIT / AMLOF / California Institute of TechnologyNew research by MIT / AMLOF / California Institute of Technology

Current efficiency limit is 34% due to unconverted light causing Current efficiency limit is 34% due to unconverted light causing thermodynamic disorder (Shockley-Queisser limit).thermodynamic disorder (Shockley-Queisser limit).

Spectrum splitting structures directs different colours from the sun to matching Spectrum splitting structures directs different colours from the sun to matching solar cells. (Blue & green light).solar cells. (Blue & green light).

Albert Polman (AMOLF) claim – 70% efficiency is achievable.Albert Polman (AMOLF) claim – 70% efficiency is achievable. Best on the market is 18%.Best on the market is 18%. See See www.amolf.nl “light management leads to ultra efficient solar cells” “light management leads to ultra efficient solar cells”

** Capital cost to achieve 7.6% ROI.** Capital cost to achieve 7.6% ROI.

I’ll be moving house in the next few years◦ Not worth investing – I won’t see the payback.

I don’t have the cash

I am maxed out on mortgage / loans / credit cards

Green Deal Assessor◦ Produces a “Whole House Plan” ◦ Estimates the savings◦ Checks for a Pay Back of 25 Years (Golden Rule)

Green Deal Installer(s)◦ Make changes to the house based on the Plan

Green Deal Provider (Green Investment Bank?)◦ Provide the finance◦ Collect the payments via your energy bills – Big 6 have delayed◦ These pay off the loan◦ THE LOAN IS ATTACHED TO THE PROPERTY NOT YOU.◦ Likely to be limited to £10,000.

Full Scale Refurbishment would save £8.7 billion/year on household energy bills

InsulateInsulate◦ Cavity WallCavity Wall◦ Roof – at least 270mm Rockwall / Glass FibreRoof – at least 270mm Rockwall / Glass Fibre◦ Thermally Lined curtainsThermally Lined curtains◦ Behind RadiatorsBehind Radiators◦ Under Floor – if you canUnder Floor – if you can

Eliminate DraftsEliminate Drafts◦ Doors / Letter Boxes / KeyholesDoors / Letter Boxes / Keyholes◦ ChimneysChimneys◦ FloorsFloors◦ Windows !!Windows !!

Radiator ValvesRadiator Valves Set your Boiler TimerSet your Boiler Timer Condensing BoilerCondensing Boiler

◦ New Water tank ? Get dual coilNew Water tank ? Get dual coil Lighting – LED if you canLighting – LED if you can

◦ Halogen – use a lot of watts.Halogen – use a lot of watts. Check your appliancesCheck your appliances

◦ Upright Fridge / FreezerUpright Fridge / Freezer◦ Tumbler Dryers – expensive.Tumbler Dryers – expensive.◦ FreezersFreezers◦ Check your PVR / Satellite boxes / TV on standbyCheck your PVR / Satellite boxes / TV on standby◦ Get an OWL MeterGet an OWL Meter

Redecorating your sitting room ?Redecorating your sitting room ?◦ Make it an Make it an ECO RoomECO Room

Consider internal insulationConsider internal insulation Under floor InsulationUnder floor Insulation Install a wood burning stove – if you can.Install a wood burning stove – if you can. Draft proof the floor and doorsDraft proof the floor and doors Put in a mini heat recovery system for fresh air.Put in a mini heat recovery system for fresh air. Put insulation into the ceiling.Put insulation into the ceiling.

Solar PV – if you have the money Solar PV – if you have the money ◦ Which ReportWhich Report (2010) suggests increasing your (2010) suggests increasing your

mortgage.mortgage. Make sure you have a long term planMake sure you have a long term plan

◦ Check that nothing else will be required when altering Check that nothing else will be required when altering the room.the room.

Rainwater Harvesting Allotment Transport

Water Meter Calculations No. People Rainwater Harvesting

cubic m 2 Cooing Drinking, Personal Hygiene 12 24 24 Showers, baths 11 22 22 Toilet 17 34 34 Clothes Washing 6 12 12 Dishwasher 2 4 4 Garden watering, car washing 2 4 4 100 46 54 100,000 litres 46,000 litres 54,000 litres Water standing charge £26.37 £26.37 Water Volumetric charge @1.04 100 £1.04 £104.00 46 £1.04 £47.84 Wastewater £49.17 £49.17 Wastewater volumetric charge 92.5% 92.5 £1.88 £173.62 42.55 £1.88 £79.87 Diff per yr £353.16 £203.25 £149.92 Payback Budget £5,000 33.4

www.greenhomediary.com

Project Manager◦ Rob@greenhomediary.com

Consultant◦ ken@kenneal.co.uk

Allen Electrical◦ www.allenelectricalltd.co.uk

Renewable Energy, Plumbing & Heating Solutions◦ www.ambull.co.uk